DK19040C - Cryptography Apparatus for Typewriters. - Google Patents

Cryptography Apparatus for Typewriters.

Info

Publication number
DK19040C
DK19040C DK19040DA DK19040C DK 19040 C DK19040 C DK 19040C DK 19040D A DK19040D A DK 19040DA DK 19040 C DK19040 C DK 19040C
Authority
DK
Denmark
Prior art keywords
typewriters
cryptography apparatus
cryptography
Prior art date
Application number
Other languages
Danish (da)
Inventor
Edward Hugh Hebern
Fred Hoffman
Original Assignee
Edward Hugh Hebern
Fred Hoffman
Publication date
Application granted granted Critical
Publication of DK19040C publication Critical patent/DK19040C/en

Links

DK19040D Cryptography Apparatus for Typewriters. DK19040C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK19040T

Publications (1)

Publication Number Publication Date
DK19040C true DK19040C (en) 1914-07-27

Family

ID=27834621

Family Applications (1)

Application Number Title Priority Date Filing Date
DK19040D DK19040C (en) Cryptography Apparatus for Typewriters.

Country Status (1)

Country Link
DK (1) DK19040C (en)

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