r.·. :. " Form D-23 Nov. •44 

(detach here) 

9 ~~1:~A272650 • 

rA lo ~ .,)9 \ Rn > ,If'"' ~q,').• ~ A:\ -y ~~ y ~ \<\\ \(\ ~~To the applicant above named or his heirs, and any and all his 

assignees and attorneys or agents. 

Enclosed is your copy of a Secrecy Order under Public No. 700, 

76th Congress. You are required to fill out and personally sign the 

receipt form above and return it to the Commissioner of Patents. If 

the acknowledgement is not received within a reasonable time it will 

be necessary to take other steps to establish service of this order 

on y?;tu. . ~ 

~ .. \~~ 

~ .• ~ ~etc' E. G. Haggett Jr. ~t-\' \"2.> Pa tent Office War Dl vision 

\ 

Please advise this Office of change of address. 

@'pp roved for Release by NSA on 09-13-2013 pursuantto E .0. 1352a 
mlo A REF ID :A27265. 

~EPARTMENT OF COMMERCE 

UNITED STATES PATENT OFFICE 

WASHINGTON 

Serial No. 682,096 Filed July 25. 1933 Division 

For 

Applicant 

Assignee 

Crypto~raphlo System 

William F. Friedman 

U. S. Government Assignment 

SECRECY ORDER 

MAY 20 1947 

53 

NOTICE:- To the applicant above named, his heirs, and any and all his assignees, 

attorneys and agents, hereinafter designated principals. 

You are hereby notified that your application as above identified has been found 

to contain subject matter, the unauthorized disclosure of which might be detrimental 

to the public safety or defense, and you are ordered in nowise to publish or disclose 

the invention or any material information with respect thereto, including hitherto 

unpublished details of the subject matter of said application, in any way to any person 

not cognizant of the invention prior to the date of the order, including any employee of 

the principals, but to keep the same secret except by written permission first obtained 

'of the Commissioner of Patents, under the penalties of the act of October 6, 1917 

. (Public No. 80), as amended July 1, 1940 (Public No. 700), as amended August 21, 1941 

(Public Law 239), and June 16~ 1942 (Public Law 609), 35 U.S.C. 42; 40 Stat, 394, 54 

Stat. 710, 55 Stat. 657; 540 0. G. 233, 248. 

Any other application which contains any significant part of the subject matter 

of the above identified application falls within the scope of this order. If such other 

application does not stand under a secrecy order, it and the common subject matter 

should be brought to the attention of the Patent Office War Division. 

If prior to the issuance of the secrecy order any significant part of the subject 

matter has been revealed to any person, the principals shall promptly inform such person 

of the secrecy order and the penalties for improper disclosure set out in Public No. 700, 

76th Congress, and Public Law 239, ??th Congress. 

This order should not be construed in any way to mean that the Government has 

adopted or contemplates adoption of the alleged invention disclosed in this application; 

nor is it any indication of the value of such invention. In order to make the details of 

your invention available for inspection by various governmental agencies concerned 

therewith for consideration of its possible use in the war program and at the.same time 

to preserve your rights under the Act, it is suggested that you promptly tender this 

invention to the Government of the United States for its use. Such tender may be effected 

by a communication addressed to the Secretary of War or the Secretary of the NavY and 

should be accompanied by a power to inspect and make copies of the application. 

This order is modified by the 

!i '·.fl 

. 

provisions~of~~Q.g..mpanying permit A (form D-3n). - ~· ' 

G-~~2(!- ~·"~""'° '-,:~· Z/"A > ··1 J 

Aea1stant s~ Commissioner. 
WD &_EPAR~.~ ... lD,..:~i~.fl~q A I IYllml, I """'.- '--""'lYJJYJJ;;.RUNITEO STATES PATENT OFFICE 

WASHINGTON 

_j ·. i• 

Serial No. Ma,096 Filed l.i:, 25, 193) Division 53 

For ( '" .. 

Applicant Wllllaa f. Frl ...... t • • 

Assignee V. I. 0•Y•rnaeA' J.aa1-•' 

PERMIT A 

An order of secrecy having been issued in the above-"enti"tled:app1ieatiOnby the 

Commiss4loner of Patents, the principals as designarted.-in-said order are ·a~thorized to 

disclose the subject matter to any person of the classes hereinafter specif·ied 'if such 

person is known to the principal disclosing to be concerned di"rectfy dn"an offi:cial 

capacity with the subject matter, provided that all reasonabl~ safeguards are taken 

to otherwise protect the invention from unauthorized disclosure. The specified 

classes are:-

{a) Any officer or employee of any department, independent agency, or bureau 

(b) 

of the Government of the United States. ' -· ~ · ·-. .. 

t .. . ·' __ ; ... ... . ... 

Any person designated specifically by the head o.f. a'!}'¥_. d~pa,z:-;tm,4!1nt,. . independent agency or bureau of the Government of the United.States, 

or by his duly authorized subordinate, as a proper individual to receive 

the disclosure of the above indicated application for use in the 

prosecution of the war. 

The principals under the secrecy order are further author(ized to.disclose the 

subject matter of this application to the miniqium·n&cessary.:numpe.r Lox···persotlS ·'<if known 

loyalty and discretion, employed by or working wi ~ .:tQe<princ-ipf:!.l.s or theiri licensees 

and whose duties involve cooperation in the development, manuf.a.ctur-e iCW· us~ .. of ,the 

subject matter by or for the Government of the United States, provided such persons are 

advised of the issuance of the secrecy order. 

When requested in writing by a responsible official of the United States Government 

known to the party making disclosure to be directly concerned in an official capacity 

with the subject matter, authorization is further given to disclose the subject matter 

to accredited representatives of an allied government. For the sake of the record and 

for their protection, the principals should promptly inform the Commissioner of' Patents 

of such disclosures together with the names and official designations of the persons to 

whom disclosure is made. 

The provisions of this permit do not in any way lessen responsibility for the 

security of the subject matter as imposed by any Government contract or the provisions 

of the existing laws relating t9 espionage and national security. 
Copy sent to REF ID:A272650 

William F. Friedman, 3932 Military Road, N.w., 

Washington, D. o. 

Francis H. Vanderwerker, 

o/o Chief ot the Air Corps, Munitions Bldg., Washington, D. c. 

Henry B. Stauffer, 

Army Security Agency,· 

The Pentagon, Washington, D. c. 

William D. Hall, 

Patents Section, Signal Corps, Munitions Bldg., War Dept., Washington, D. c. 

.. 

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