CH228587A - Device for the transmission of messages. - Google Patents

Device for the transmission of messages.

Info

Publication number
CH228587A
CH228587A CH228587DA CH228587A CH 228587 A CH228587 A CH 228587A CH 228587D A CH228587D A CH 228587DA CH 228587 A CH228587 A CH 228587A
Authority
CH
Switzerland
Prior art keywords
messages
transmission
Prior art date
Application number
Other languages
German (de)
Inventor
Patentverwertungs-Elektro-Hold
Original Assignee
Patelhold Patentverwertung
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.)
Filing date
Publication date
Application filed by Patelhold Patentverwertung filed Critical Patelhold Patentverwertung
Publication of CH228587A publication Critical patent/CH228587A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/06—Secret communication by transmitting the information or elements thereof at unnatural speeds or in jumbled order or backwards

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Near-Field Transmission Systems (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)
CH228587D 1939-10-02 1940-07-20 Device for the transmission of messages. CH228587A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH545507X 1939-10-02
CH228587T 1940-07-20

Publications (1)

Publication Number Publication Date
CH228587A true CH228587A (en) 1943-08-31

Family

ID=25727233

Family Applications (2)

Application Number Title Priority Date Filing Date
CH212742D CH212742A (en) 1939-10-02 1939-10-02 Method and device for the transmission of messages.
CH228587D CH228587A (en) 1939-10-02 1940-07-20 Device for the transmission of messages.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH212742D CH212742A (en) 1939-10-02 1939-10-02 Method and device for the transmission of messages.

Country Status (4)

Country Link
CH (2) CH212742A (en)
DE (2) DE727024C (en)
FR (1) FR867793A (en)
GB (1) GB545507A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH558993A (en) * 1973-03-19 1975-02-14 Patelhold Patentverwertung PROCEDURE AND DEVICE FOR ENCRYPTED MESSAGE TRANSMISSION.

Also Published As

Publication number Publication date
CH212742A (en) 1940-12-15
FR867793A (en) 1941-11-27
DE727024C (en) 1942-10-26
DE734627C (en) 1943-04-22
GB545507A (en) 1942-05-29

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