BE344473A - - Google Patents

Info

Publication number
BE344473A
BE344473A BE344473DA BE344473A BE 344473 A BE344473 A BE 344473A BE 344473D A BE344473D A BE 344473DA BE 344473 A BE344473 A BE 344473A
Authority
BE
Belgium
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE344473A publication Critical patent/BE344473A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/38—Encryption being effected by mechanical apparatus, e.g. rotating cams, switches, keytape punchers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Lock And Its Accessories (AREA)
  • Near-Field Transmission Systems (AREA)
BE344473D 1926-04-23 BE344473A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1868967X 1926-04-23
FR32851T 1926-08-03

Publications (1)

Publication Number Publication Date
BE344473A true BE344473A (enrdf_load_stackoverflow)

Family

ID=26182631

Family Applications (2)

Application Number Title Priority Date Filing Date
BE341583D BE341583A (enrdf_load_stackoverflow) 1926-04-23
BE344473D BE344473A (enrdf_load_stackoverflow) 1926-04-23

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BE341583D BE341583A (enrdf_load_stackoverflow) 1926-04-23

Country Status (3)

Country Link
US (2) US1868967A (enrdf_load_stackoverflow)
BE (2) BE344473A (enrdf_load_stackoverflow)
FR (2) FR628788A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767367C (de) * 1939-05-11 1952-06-19 Lorenz A G C Verschluesselungseinrichtung zur zeitlichen Vertauschung von Fuenfer-Alphabet-Impulsen
US2539556A (en) * 1941-07-11 1951-01-30 Bell Telephone Labor Inc Variable delay speech privacy system
US2552548A (en) * 1943-03-06 1951-05-15 William F Friedman Facsimile enciphering system
US2465367A (en) * 1943-03-12 1949-03-29 William F Friedman System for enciphering facsimiles

Also Published As

Publication number Publication date
US1868967A (en) 1932-07-26
BE341583A (enrdf_load_stackoverflow)
FR32851E (fr) 1928-03-06
FR628788A (fr) 1927-10-28
US1767121A (en) 1930-06-24

Similar Documents

Publication Publication Date Title
FR608228A (enrdf_load_stackoverflow)
AT112305B (enrdf_load_stackoverflow)
AT112354B (enrdf_load_stackoverflow)
BE332825A (enrdf_load_stackoverflow)
BE332329A (enrdf_load_stackoverflow)
BE332091A (enrdf_load_stackoverflow)
NL18362C (enrdf_load_stackoverflow)
BE287588A (enrdf_load_stackoverflow)
BE331237A (enrdf_load_stackoverflow)
BE331574A (enrdf_load_stackoverflow)
BE331576A (enrdf_load_stackoverflow)
BE331638A (enrdf_load_stackoverflow)
BE331639A (enrdf_load_stackoverflow)
BE331680A (enrdf_load_stackoverflow)
BE331706A (enrdf_load_stackoverflow)
BE331764A (enrdf_load_stackoverflow)
BE331789A (enrdf_load_stackoverflow)
BE331886A (enrdf_load_stackoverflow)
NL20208C (enrdf_load_stackoverflow)
BE332395A (enrdf_load_stackoverflow)
BE332092A (enrdf_load_stackoverflow)
BE332097A (enrdf_load_stackoverflow)
BE332179A (enrdf_load_stackoverflow)
BE332307A (enrdf_load_stackoverflow)
BE264164A (enrdf_load_stackoverflow)