NL7111010A - - Google Patents

Info

Publication number
NL7111010A
NL7111010A NL7111010A NL7111010A NL7111010A NL 7111010 A NL7111010 A NL 7111010A NL 7111010 A NL7111010 A NL 7111010A NL 7111010 A NL7111010 A NL 7111010A NL 7111010 A NL7111010 A NL 7111010A
Authority
NL
Netherlands
Application number
NL7111010A
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 filed Critical
Publication of NL7111010A publication Critical patent/NL7111010A/xx

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09CCIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C3/00Typewriters for ciphering or deciphering cryptographic text
    • G09C3/04Typewriters for ciphering or deciphering cryptographic text wherein the operative connections between the keys and the type-bars are automatically and continuously permuted, during operation, by a coding or key member

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
NL7111010A 1970-08-20 1971-08-10 NL7111010A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1249770A CH515576A (de) 1970-08-20 1970-08-20 Gerät zur Ver- und Entschlüsselung von mehrstellig codierten Signalen

Publications (1)

Publication Number Publication Date
NL7111010A true NL7111010A (https=) 1972-02-22

Family

ID=4383549

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7111010A NL7111010A (https=) 1970-08-20 1971-08-10

Country Status (13)

Country Link
US (1) US3752920A (https=)
AT (1) AT326737B (https=)
BE (1) BE771528A (https=)
CA (1) CA952822A (https=)
CH (1) CH515576A (https=)
DE (1) DE2131063C3 (https=)
DK (1) DK144960C (https=)
FI (1) FI55425C (https=)
FR (1) FR2101952A5 (https=)
GB (1) GB1352593A (https=)
NL (1) NL7111010A (https=)
NO (1) NO133297C (https=)
SE (1) SE363450B (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH604432A5 (https=) * 1977-03-16 1978-09-15 Europ Handelsges Anst
NL183862C (nl) * 1980-02-04 1989-02-01 Philips Nv Telecommunicatiestelsel met gecodeerde berichtoverdracht.
GB2100944B (en) * 1981-06-24 1985-03-06 Racal Res Ltd Synchronisation circuits
US4555591A (en) * 1982-09-07 1985-11-26 At&T Bell Laboratories Integrated circuit devices for secure data encryption
SE465006B (sv) * 1989-06-16 1991-07-08 Televerket Foerfarande och anordning foer kryptering vid datakommunikation mellan dataterminaler

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE514962C (de) * 1928-02-28 1930-12-24 Siemens & Halske Akt Ges Verfahren zur Unschaedlichmachung von positiven (atmosphaerischen) und negativen (Fading-) Stoerungen bei der UEbermittlung, insbesondere drahtlos gesendeter Telegraphierzeichen
GB389504A (en) * 1931-09-17 1933-03-17 Int Communications Lab Inc Radio printing telegraph systems
NL31594C (https=) * 1930-07-30
US2050265A (en) * 1933-07-14 1936-08-11 American Telephone & Telegraph Iterative telegraph system
DE1074630B (de) * 1955-01-26 1960-02-04 Fa Dr Ing Rudolf Hell, Kiel-Dietnchsdorf Verfahren und Vorrichtung zur Herstellung von verlängerten Schlusselstreifen sehr langer Periode fur Mischgerate zum Ver und Entschlüsseln
NL233484A (https=) * 1958-01-07
CH362555A (de) * 1958-06-07 1962-06-15 Hagelin Boris Caesar Wilhelm Anordnung zum Fortschalten einer Gruppe von Elementen mit unregelmässiger Schrittfolge
DE1100679B (de) * 1959-10-16 1961-03-02 Siemens Ag Verfahren und Schaltungsanordnung zur Sicherung von Fernschreibnachrichten, bei denen die einzelnen Zeichen in einem 5-Schritte-Code uebertragen werden
CH402937A (de) * 1961-08-18 1965-11-30 Gretag Ag Verfahren zur Verschlüsselung von impulsförmig übertragenen Nachrichten
US3506783A (en) * 1966-06-17 1970-04-14 Int Standard Electric Corp Key material generator
CH471432A (de) * 1967-01-25 1969-04-15 Europ Handelsges Anst Magnetischer Informationsspeicher
DE1293817B (de) * 1967-11-10 1969-04-30 Telefunken Patent Verfahren zur gesicherten UEbertragung binaer kodierter Informationen
US3541257A (en) * 1968-11-27 1970-11-17 Gen Electric Communication response unit

Also Published As

Publication number Publication date
CA952822A (en) 1974-08-13
AT326737B (de) 1975-12-29
FI55425B (fi) 1979-03-30
FR2101952A5 (https=) 1972-03-31
DE2131063A1 (de) 1972-02-24
DE2131063B2 (de) 1980-03-27
SE363450B (https=) 1974-01-14
ATA567671A (de) 1975-03-15
NO133297C (https=) 1976-04-07
NO133297B (https=) 1975-12-29
DE2131063C3 (de) 1986-07-31
US3752920A (en) 1973-08-14
FI55425C (fi) 1979-07-10
BE771528A (fr) 1971-12-31
DK144960B (da) 1982-07-12
GB1352593A (en) 1974-05-08
CH515576A (de) 1971-11-15
DK144960C (da) 1982-11-29

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
BV The patent application has lapsed