FR35676E - Appareil sélecteur d'alarme - Google Patents
Appareil sélecteur d'alarmeInfo
- Publication number
- FR35676E FR35676E FR35676DA FR35676E FR 35676 E FR35676 E FR 35676E FR 35676D A FR35676D A FR 35676DA FR 35676 E FR35676 E FR 35676E
- 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
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)
- Relay Circuits (AREA)
- Electric Clocks (AREA)
- Burglar Alarm Systems (AREA)
- Transmitters (AREA)
- Alarm Systems (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
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 |
---|---|
FR35676E true FR35676E (fr) | 1930-03-27 |
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 Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR657899D Expired FR657899A (fr) | 1927-12-02 | 1927-12-02 | Appareil sélecteur d'alarme |
Country Status (4)
Country | Link |
---|---|
US (2) | US1867209A (fr) |
BE (2) | BE356113A (fr) |
FR (2) | FR657899A (fr) |
GB (2) | GB301753A (fr) |
Families Citing this family (13)
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 (fr) * | 1952-06-26 | 1900-01-01 | ||
US2739180A (en) * | 1952-10-21 | 1956-03-20 | American Telephone & Telegraph | Message address intercommunicating telegraph system |
NL105852C (fr) * | 1953-02-13 | |||
US3360777A (en) * | 1964-07-16 | 1967-12-26 | Kolm Ind | Pulse receiver responsive to plural code groups having predetermined time separation |
-
0
- BE BE360487D patent/BE360487A/xx unknown
- BE BE356113D patent/BE356113A/xx unknown
-
1927
- 1927-12-02 FR FR657899D patent/FR657899A/fr not_active Expired
-
1928
- 1928-05-22 FR FR35676D patent/FR35676E/fr not_active Expired
- 1928-12-03 GB GB35655/28A patent/GB301753A/en not_active Expired
-
1929
- 1929-05-18 GB GB15637/29A patent/GB312234A/en not_active Expired
- 1929-05-21 US US364720A patent/US1867209A/en not_active Expired - Lifetime
-
1930
- 1930-03-01 US US432316A patent/US1934912A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US1934912A (en) | 1933-11-14 |
GB301753A (en) | 1929-05-23 |
BE360487A (fr) | |
GB312234A (en) | 1930-05-22 |
US1867209A (en) | 1932-07-12 |
FR657899A (fr) | 1929-05-28 |
BE356113A (fr) |
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