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

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C3/00—Typewriters for ciphering or deciphering cryptographic text
    • G09C3/04—Typewriters 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 (cs)

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 (cs) 1972-02-22

Family

ID=4383549

Family Applications (1)

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

Country Status (13)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH604432A5 (cs) * 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 (cs) * 1930-07-30
US2050265A (en) * 1933-07-14 1936-08-11 American Telephone & Telegraph Iterative telegraph system
NL110769C (cs) * 1955-01-26
NL233484A (cs) * 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
US3522374A (en) * 1966-06-17 1970-07-28 Int Standard Electric Corp Ciphering unit
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
GB1352593A (en) 1974-05-08
CA952822A (en) 1974-08-13
DK144960B (da) 1982-07-12
DK144960C (da) 1982-11-29
ATA567671A (de) 1975-03-15
FI55425B (fi) 1979-03-30
FR2101952A5 (cs) 1972-03-31
DE2131063C3 (de) 1986-07-31
FI55425C (fi) 1979-07-10
DE2131063A1 (de) 1972-02-24
NO133297B (cs) 1975-12-29
US3752920A (en) 1973-08-14
CH515576A (de) 1971-11-15
AT326737B (de) 1975-12-29
BE771528A (fr) 1971-12-31
DE2131063B2 (de) 1980-03-27
SE363450B (cs) 1974-01-14
NO133297C (cs) 1976-04-07

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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