FR962063A - - Google Patents

Info

Publication number
FR962063A
FR962063A FR962063DA FR962063A FR 962063 A FR962063 A FR 962063A FR 962063D A FR962063D A FR 962063DA FR 962063 A FR962063 A FR 962063A
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
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 date
Application granted granted Critical
Publication of FR962063A publication Critical patent/FR962063A/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04KSECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00Secret communication
    • H04K1/04Secret communication by frequency scrambling, i.e. by transposing or inverting parts of the frequency band or by inverting the whole band

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
FR962063D 1947-03-05 Expired FR962063A (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB629447A GB638911A (en) 1947-03-05 1947-03-05 Improvements in or relating to privacy equipment for telephone and other communication systems

Publications (1)

Publication Number Publication Date
FR962063A true FR962063A (sv) 1950-05-31

Family

ID=9811872

Family Applications (1)

Application Number Title Priority Date Filing Date
FR962063D Expired FR962063A (sv) 1947-03-05

Country Status (2)

Country Link
FR (1) FR962063A (sv)
GB (1) GB638911A (sv)

Also Published As

Publication number Publication date
GB638911A (en) 1950-06-21

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