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REF ID:A39673 

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' -~J~i~h 11$36 )-1 tllt~~lPi 

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!~ . ft:ie, [t~~\l~J~J~.~~t.,. ©emm!S$\d<e~~ ·~ Patents 

W.as~il1;, Jl),. c,. 

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- C:S!f;lcel "cgWD. 1t l!lnd insert - may - • 

Please1 ,.di the fe·llmrbg cl:dZillH 

40.. The eomb!natim er a plurality of cGlllI!lUtaters &lid means for 

~ ttie Mta~ relatunsh:tp taerehetween t.o va:cy eleetrieal :i;aths 

t'M~~i' saw meam; inelwiH:Eg a further pll:U'Blity of commutators, 

· Dleal!IS Su· suw~ eleeWi:eal. s;lgMJs thereto, and means for utilizing 

1me sew~ ou~ts there<:>f te vary in predetermined .f ashioms the rota-

~ Ilei:a.Uo:ashif'S af' the .sfillm1Ute.t01~s of said first meat.ioned plurality. 

-1~ 

@'pp roved for Release by NSA on 09-27-2013 pursuantto E .0. 1352a 
REF ID:A39673 

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41. The •"11ad at coatnllbg a wriable •~ JBth tlia'9 .. 

a ~c _. • the lilm 11h1.ch ilael:adtH ta•IJdJ!18hl a sipa.\ te 

a .f"tlrilhco ~c •se or the llktt, and. utilidng the output ot 

said lat.tel" --to oen111'el said t!rst maticaad pidb. 

42. The .v.iod o£ ecmtnlllag ftl'IHle elecnrical paths thNup. a 

ceyptop(Lphie maze _. the like wbioh !ael.mea illt!'Ofluebg 1A1Ceeead.w •tcnala to a ~ c~pbie mase er 'Im l1Jm a.a uUlisiag the _... 

puts o.t' said latter-.. to cenWol -1d patha. 

43. The metmd ot enciphering which inelu.du 1iranelatinc a chuseter into an electrical !mpuJae on a variable electric&l pa.th, wansl&UJg 

the output of add path 1Jrto a charac11er, introduebag a e1pal. to a ttather ftriable eleatrieal pa.t.b ULI wsbtg its output to eontrol the ~ 

tion of said f.tn15 •ntiomd eleetria.l. iath. 

44. The •thod of encilDtrlng which 1ncludes tranala'ting a character into an el.ectrical impulae on one of a pluralit," ot variable electr1ea1 

pa·:Jia, t.ranalating the output o£ said one path in'M> a chare.cter, :tntrodwa- . 1ng a signal to om of a further plurality' of w.riabl4 elec'b'1cal patU 

and utiliaimg tm 01l'tput 0£ said la~ter -.ntionad one path tie ooatrol the 

variati.om in aa1d firat mnhiomrl pl.1.ll'alitJ° or patba. 

The change cm iage lO of the speetticatio.n bas been mde to eorrect 

an ambiguity between description and drawinge. As amemed, no specL¥1c 

stepping mechania 1a disclesed1 blJt W.s 1a urd.mportant sime ~ ot 

several known expediente 1181' be emplD,.a. 
REF ID:A39673 

-../ ....... 

With reepect to the ET.aminer•s o~jection to cldm 21, the expreasio!l 0 rnoving t..'ie 3a.":'o according to a. law" bae ref'erenae to the cr,n>Wgraphic law or tho machino \!!lich depends urori the wirir-e of the seftl'&l 

rotors, their re1..a.tive positions upon shaft 20 1 e.ild their startUlg •"pment. Tho eJ:}rcsoion 1s well '.knom in the art. 

Tbe reJec1At.an ~ c'abm 34 and'' as drawn tot.lie me ot the llP19&-

tus is bel.1ernd to be UllSOIJD!. RetertlDCle 1s ade to tlle case or Id p 

re• Beg Meghp C=-•e • A. p. a+••rt PapR ., !lnM• C"'P!t 

it '' •• 30 '• 63, ane of a lona liDa ~ eaaea 1-aed upm Cgp'=• Dr 

De!w, l1Y17 c. D. 242, c1W b;y the bam1mr. The latter meat1Gw1 cue 

apparelltll' dea:i.ded cm11' that a proeeee :la mt aatt.cipaW b.v .a paat ·t• 

a •clvm1sm with 'llh:lch the iroceas can. be iwact1eecl. In the cour• ~ 

its op1n1on, tm Oo1S't at.tied (pap 247), "'J.'bat· ,patent 11 not at all tor 

the process which Cochnne ala!ms. It 'ftlid, and u, 1n miqr h11 

proceas, Cochrane !a obl1pd to use &D¥ cleY1ce aecured to eop.il am 

lllcY.ie:Nl11 it does not detract in tbf.: sligJlteat degree frca his om 

JB'OC9SS pe.tent. 11 Aml, :ln §pj:tb lizw;l=-1Jw Wlrks n. lqrberc "ep1fst;m1pr 

rgprepy, 449 c. o. 763, 1'bile boldizrl the f.m proceas cJajm in ault laftl:ld upon three ditf'enmt grounds, the CJrcu1t Cart at Appnle poJDW 

eut (page 764) that, "lbathR the clalm8 in nlt an tbU9 liJd.W 1D tM 

fUnct1am ot the IBch1m Cit' whether th9J an •cbantcal tnwotlcme wbleb 

....,. be peri\ll"w\ b,r' hull er by ..,...;a. cll:tterent mchan'as 1a tbe quest!a 

w .. t determine, tar on 1te deterlninat.t.an patmtability tunra." 

The purport o:r tmse cue• ia clearl.7 that fUnctionall"7 111 not a 

question or la but la to be 4etandmd flo• the tacts of each ..., ml 

tba' when a praceu 1e macepUbla or JnOUoe (u 18 Appl.lmate') II' 

_,_ 
REF ID:A39673 

maoh!nH ethe than ht tUee1"ed er ~ witflh&mt. .OMn&eaJ. aan.-

twe, other thm peneU llit1d paper, t'un:ttm.ltty 1111 not. a ~· ~ 

Gf rejeetiof1. 

:New el.aims 41 tbrotJgh 44, whieh an aet llm.ted te •peelfle &ptaaha1 

oner ~ and mrnnrl;r the .tep fJf i-l'lll:ttllli er 11s;gnc s4.-l• ..a 

tar tihe centrol o£ a ~phie ireoeea, while elda l.D 1a <UnoW te 

an apparatus auit&bla f'ar pract.1c1ng the ... The pennrU.Dg ot tu bJ1a1 

signals~ 1wa8ul'ab17 te the eecurit-y or the rewl.t!:ng eipmr. 

Reape~ ni.ttW, 

nt.LUI F. FftIEDIWI 

1'!Wtl B. ROWIJ:TT, 

(Ilmmton) 

BJ: wi57f-

~"heir A tterrmo" 

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