Form D-3-n 

• ~F ID__: A363llfl 

DEPARTMENT OF COMMERCl!!ll""' 

UNITt:O STATES PATENT OFFICE 

WASHINGTON 

Serial No. Division 

The application is further identified in the·accomp~nying secrecy order of this 

date, which refers to this permit. ~ • • t • 

. . 

PERMIT A 

An order of secrecy having been issued in the above-entitled application by the 

Commissioner of Patents, the principals as designated in said order are authorized to 

disclose the subject matter to any person of the classes hereinafter specified if such 

person is known to the principal disclosing to be copcerped dir~ctly in an offio1al t ·. • .• . . •.. . . • . . .. 

capacity with the subject matter, provided that all reasonable s~feguards ar~ taken 

to otherwise protect the invention from unauthorized disclos,ure; The specified 

classes are:.-

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

of the Government of the United States. 

(b) Any person designated specifically by the head of any department, 

independent agency or bureau of the Government tOf the United States,. 

or by his duly authorized subordinate, as a ~roper individual to .,receive 

the disclosure of the above indicated application fort-μse in~the 

prosecution of the war. 

The principals under the secrecy order are further authorized to disclose the 

subject matter of this application to the minimum necessary number of persons of known 

loyalty and discretion, employed by or working with the principals or their licensees 

and whose duties involve cooperation in the development, manufacture or use 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 representative 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 

of the subject matter as imposed by any Government contract 

existing laws relating to espionage and 

roved for Release b NSA on 07-23-2014 

A.asl•'t.an," Commissioner 

security 

of 
I 

Copy sent to 

William F. Friedman, 

3932 Military Rd., N.W., Washington, D. c. 

William D. HaJ.l .· · c/oChief' S-ignai Officer, 

.Pentagon Bldg., Washington, D. 0. 

Henry B. Stauffer, .. Army Security Agency, The Pentagon, 

Washington 25, D. c. 

REF ID: A36312 0 • 
Form D-2-nn 

Serial No. 

For 

Applicant 

Assignee 

RE~ ID:A363120 

mlo .· ·. DEPARTMENT OF COMMERCE . 

UNITED STATES PATENT OFFICE 

Filed 549.os6 

~lectri~al System 

.:. l lllLm F. F'riedma.n 

WASHINGTON 

Attg.ll,1941.f. 

U. S. 1.:ove.t~.mnent .. 4.ss1g,nment 

' SECRECY ORDER 

Division 

Mi!ffFrJ 

MAY 16 1947 

5) 

NOTICE:- To the applicant above named, nJ.s heirs, and any and all his as.signees, 

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 employ~e of 

the principals, but to keep the same secret eJccept_ 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 O. 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 penal ties for improper disclosure set out in Publi.c No. 700, 

76th C9ngress, and Public Law 239, 77th 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 ~ts 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 th!3 application. 

This order is modified by the 

MAY 151947 Assistant A<Od-BioCommissioner.