FR657899A - Appareil sélecteur d'alarme - Google Patents

Appareil sélecteur d'alarme

Info

Publication number
FR657899A
FR657899A FR657899DA FR657899A FR 657899 A FR657899 A FR 657899A FR 657899D A FR657899D A FR 657899DA FR 657899 A FR657899 A FR 657899A
Authority
FR
France
Prior art keywords
selector device
alarm selector
alarm
selector
Prior art date
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
English (en)
French (fr)
Inventor
Louis-Lucien-Eugene Chauveau
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
Priority claimed from US320397A external-priority patent/US1967396A/en
Application granted granted Critical
Publication of FR657899A publication Critical patent/FR657899A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L15/00—Apparatus or local circuits for transmitting or receiving dot-and-dash codes, e.g. Morse code
    • H04L15/24—Apparatus or circuits at the receiving end
    • H04L15/26—Apparatus or circuits at the receiving end operating only on reception of predetermined code signals, e.g. distress signals, party-line call signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electric Clocks (AREA)
  • Burglar Alarm Systems (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Transmitters (AREA)
  • Alarm Systems (AREA)
  • Relay Circuits (AREA)
FR657899D 1927-12-02 1927-12-02 Appareil sélecteur d'alarme Expired FR657899A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR657899T 1927-12-02
FR35676T 1928-05-22
US320397A US1967396A (en) 1927-12-02 1928-11-19 Alarm selector apparatus
US432316A US1934912A (en) 1927-12-02 1930-03-01 Alarm selector apparatus

Publications (1)

Publication Number Publication Date
FR657899A true FR657899A (fr) 1929-05-28

Family

ID=27445048

Family Applications (2)

Application Number Title Priority Date Filing Date
FR657899D Expired FR657899A (fr) 1927-12-02 1927-12-02 Appareil sélecteur d'alarme
FR35676D Expired FR35676E (fr) 1927-12-02 1928-05-22 Appareil sélecteur d'alarme

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR35676D Expired FR35676E (fr) 1927-12-02 1928-05-22 Appareil sélecteur d'alarme

Country Status (4)

Country Link
US (2) US1867209A (enEXAMPLES)
BE (2) BE356113A (enEXAMPLES)
FR (2) FR657899A (enEXAMPLES)
GB (2) GB301753A (enEXAMPLES)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2424579A (en) * 1943-03-10 1947-07-29 Int Standard Electric Corp Electric signaling system
US2462875A (en) * 1944-08-15 1949-03-01 Standard Telephones Cables Ltd Automatic alarm signaling system
US2505566A (en) * 1945-07-23 1950-04-25 Bell Telephone Labor Inc Signaling system
US2487678A (en) * 1945-10-05 1949-11-08 Harold A Stickel Code selective device
US2577283A (en) * 1946-08-14 1951-12-04 Bendix Aviat Corp Code identification system
US2533765A (en) * 1947-01-29 1950-12-12 Radio Electr Soc Fr Selector apparatus for alarm signals
US2589806A (en) * 1947-07-03 1952-03-18 Bell Telephone Labor Inc Selective signaling system
US2658188A (en) * 1948-06-29 1953-11-03 Bell Telephone Labor Inc Pulse position dialing system with direct time measuring apparatus
US2708744A (en) * 1951-04-12 1955-05-17 James T Neiswinter Selective signaling system
BE520984A (enEXAMPLES) * 1952-06-26 1900-01-01
US2739180A (en) * 1952-10-21 1956-03-20 American Telephone & Telegraph Message address intercommunicating telegraph system
NL185104B (nl) * 1953-02-13 Hughes Aircraft Co Werkwijze voor het meten van de afstand en de radiale bewegingssnelheid van een doel.
US3360777A (en) * 1964-07-16 1967-12-26 Kolm Ind Pulse receiver responsive to plural code groups having predetermined time separation

Also Published As

Publication number Publication date
FR35676E (fr) 1930-03-27
BE356113A (enEXAMPLES)
BE360487A (enEXAMPLES)
GB301753A (en) 1929-05-23
US1934912A (en) 1933-11-14
US1867209A (en) 1932-07-12
GB312234A (en) 1930-05-22

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