NL16701C - - Google Patents

Info

Publication number
NL16701C
NL16701C NL16701DA NL16701C NL 16701 C NL16701 C NL 16701C NL 16701D A NL16701D A NL 16701DA NL 16701 C NL16701 C NL 16701C
Authority
NL
Netherlands
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 NL16701C publication Critical patent/NL16701C/xx
Priority claimed from US648647A external-priority patent/US1542565A/en
Priority claimed from US654803A external-priority patent/US1573924A/en
Priority claimed from US681346A external-priority patent/US1533311A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/04—Secret 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)
  • Transceivers (AREA)
NL16701D 1923-06-30 NL16701C (enrdf_load_stackoverflow)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US648647A US1542565A (en) 1923-06-30 1923-06-30 Secret signaling
US654803A US1573924A (en) 1923-07-31 1923-07-31 Secret signaling
US681346A US1533311A (en) 1923-12-18 1923-12-18 Secret signaling

Publications (1)

Publication Number Publication Date
NL16701C true NL16701C (enrdf_load_stackoverflow)

Family

ID=27417815

Family Applications (1)

Application Number Title Priority Date Filing Date
NL16701D NL16701C (enrdf_load_stackoverflow) 1923-06-30

Country Status (4)

Country Link
DE (1) DE466687C (enrdf_load_stackoverflow)
FR (1) FR585788A (enrdf_load_stackoverflow)
GB (3) GB218282A (enrdf_load_stackoverflow)
NL (1) NL16701C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2132205A (en) * 1937-06-23 1938-10-04 Bell Telephone Labor Inc Secret transmission
DE1196713B (de) * 1962-08-30 1965-07-15 Deutsche Bundespost Verfahren zur Sprachverschluesselung

Also Published As

Publication number Publication date
DE466687C (de) 1928-10-13
GB226488A (en) 1925-06-25
FR585788A (fr) 1925-03-06
GB219987A (en) 1925-10-30
GB218282A (en) 1925-03-05

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