•. • REF ID : Al 0 4 9..i..1 

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0 0 p y 

SIGlT.AL CORPS Pmlli'l! :BO.Alm 

?:EE'J!I'..:G ?TO. 2 .A,i;lril 17. 1935 

I. l. The :Boa.rd oet at 2: 30 P.z.r. this date. in !?oo:c 3435. 

?:unitions Building. Present: All riieubers. 

2. 

the necesear,v 

F. Fl•iedr.1m. 

in mechanical 

3. 

!i!he ~u:cpose of this nesting \las to take action and make 

reco:coendations with reference to inventions of William 

Sa.id inventions relate to im_p1·oi.-euerits or moG.ifications 

cipher devices. HOonverters 1~-134-'l!l and U-134-T211. 

IJ!:he Board finds that: 

!.· The invention of Mr. Fried!la.n coverinc a :iaodifice.tion in 

Converter t;'/pe :~-ls.4-!t'l is a nod:l:t'ication of e.n invention of 1-!essrs. 

~·Tilliar.1 F. Fl"iediJan and. Georse A. Gra..."1a!!l. 1 Po.te;it '2. 038, 712 (January 28, 1936. ). 

]!. The i;io.tent referred to above \~ias grE'.nted by the Oocoissioner 

of Pe.tel1ts under L".1.ithorit;;r co:1to.ined in Section 4886 of tlle Revised Statutes 

c> •• li. tbr.t the Wp..r Depc.rtoent was e,'iven a non-exclusive license thereto end 

that the War De:partoent did not request a co~lete assit";Elf~ont. 

,.g. The :Soard recor.nends: 

(l) ~hat the action 3Jroposed °b'J Mr. Friedman in 

pa.ragra:?h 2 of his menora.."l.dw:J. of Uarch 24, 1936, to Research 

a.nd Devolopmcnt Di vi don (through lTe.r Plc.:..1s a.nd 'l!raining 

Division) be ap:-'lroved, a?J.d tho.t l-:r. li'rie<".Da.n be instru.cted 

to submit specifications to the Patent Section for the 

necessary action \rith a view to obtaining Letters Pa.tent. 

(2) Tba.t the invention be not considered iJ;JportD.Ilt in 

the Rational Defense, r.nd that a non-exclusive license to 

the Government, in writing. be required. 

II l. The :Boa.rd !inds that: 

Jl• 'l!he invention of 1-!r. FriedDa.n covering L'lodii'ications 1n a 

ci:pher device kno'tm as, ""Converter i=-134-~an, covers im_proveme:ite in a 

device now beillb prosecuted under patent 8J?Plioation *682,096, and under 

which several claims have been allo'tred. 

].. Whereas, the or.igina.l invention was not considered of such 

ioporta.:1ce as to be placed in the category- which provides for its being 

kept secret, the inproveLlents described in the description accor.rpanying 

his mein..-1randum of !{arch 23, 1936, to Research and DevelO?Ilent Division. throll8h 

We.r Plans a!ld Trainillb Division, are considered es. irir~ortant in the Ua.tional 

Defense." 

@'pp roved for Release by NSA on 09-12-2013 pursuantto E .0. 1352a 
.. I 

,. 

. • • 

OOPY 

.S• !!he :Soard recoa.um.cla: 

(l) IJ!hat the application for ~atent coveri:og nodifioation 

in Converter 1:-134-!l'a be prosecuted. UD4er the provision of 

Section 4886 of tho Bev1sed Stntutesi 

(3) Th.'lt, imder the :provisions of ~ph 6 a, .All-85C>-50 

Decer:iber 31, 1934:, a complete aasi&Doent be roqu.eated, and 

Ci) ~t the inventio:::i be k81Jt secret. 

Roger :e. Col ton, 

Lieu.t. Col. , SignaJ. Oor_tls, 

Precident 

• 

W. s. lbmbougb., 

!-:ajor, S1cml Corp a 

J..~mber 

Georse I. :Ba.clc, 

Captain, Si~"Dal Corps, 

Hom.bar 

Walter C. l1111a 

Major, S1£D&l Oorpa 

llecorder • 

.APPH01ED: .Al>ril 23, 1936 

J. B. >.llison 

l-!ajor General, 

Chief S1GDB1 Officer of the Ar7111' 

a 

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