BE497529A - - Google Patents
Info
- Publication number
- BE497529A BE497529A BE497529DA BE497529A BE 497529 A BE497529 A BE 497529A BE 497529D A BE497529D A BE 497529DA BE 497529 A BE497529 A BE 497529A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephonic Communication Services (AREA)
- Exchange Systems With Centralized Control (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB310991X | 1949-08-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE497529A true BE497529A (US06811534-20041102-M00003.png) |
Family
ID=10317949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE497529D BE497529A (US06811534-20041102-M00003.png) | 1949-08-12 |
Country Status (7)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2934606A (en) * | 1950-09-21 | 1960-04-26 | Stromberg Carlson Co | Selector circuit |
| NL184456B (nl) * | 1953-01-20 | Uniroyal Inc | Werkwijze voor het dispergeren van vaste deeltjesvormige materialen in waterige systemen en werkwijze voor het bekleden van papier. | |
| DE1046113B (de) * | 1954-06-18 | 1958-12-11 | Siemens Edison Swan Ltd | Schaltungsanordnung fuer Selbstanschluss-Fernsprechanlagen |
| NL243662A (US06811534-20041102-M00003.png) * | 1955-08-23 | |||
| DE1118271B (de) * | 1955-11-08 | 1961-11-30 | Siemens Edison Swan Ltd | Schaltungsanordnung fuer nach dem Zeitmultiplexprinzip arbeitende Vermittlungseinrichtungen in Fernmelde-, insbesondere Fernsprechanlagen |
| DE1099584B (de) * | 1955-12-13 | 1961-02-16 | Siemens Edison Swan Ltd | Schaltungsanordnung zum Verbinden von Leitungsabschnitten ueber Multiplexleitungen |
| US3217108A (en) * | 1961-12-26 | 1965-11-09 | Bell Telephone Labor Inc | Signaling circuitry coupling telephone central office and remote switching unit |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB466986A (en) * | 1936-05-29 | 1937-06-09 | Western Electric Co | Improvements in or relating to automatic or semi-automatic telephone exchange systems |
| US2387018A (en) * | 1942-08-05 | 1945-10-16 | Bell Lab Inc | Communication system |
| US2584987A (en) * | 1945-11-14 | 1952-02-12 | Standard Telephones Cables Ltd | Pulse delay communication system |
| US2596989A (en) * | 1945-11-17 | 1952-05-20 | Standard Telephones Cables Ltd | Automatic electronic switching by time delay signal for telephone systems |
| NL76339C (US06811534-20041102-M00003.png) * | 1946-02-07 | |||
| FR959010A (US06811534-20041102-M00003.png) * | 1946-10-04 | 1950-03-23 | ||
| FR944842A (US06811534-20041102-M00003.png) * | 1947-03-26 | 1949-05-02 | ||
| US2533342A (en) * | 1947-10-09 | 1950-12-12 | American Telephone & Telegraph | Tandem switching system |
| FR973819A (US06811534-20041102-M00003.png) * | 1947-10-29 | 1951-02-15 | ||
| US2619548A (en) * | 1948-05-15 | 1952-11-25 | Int Standard Electric Corp | Electronic switching apparatus for telephone systems |
| US2541932A (en) * | 1948-05-19 | 1951-02-13 | Bell Telephone Labor Inc | Multiplex speech interpolation system |
| BE496916A (US06811534-20041102-M00003.png) * | 1949-07-29 |
-
0
- BE BE497529D patent/BE497529A/xx unknown
- NL NL87828D patent/NL87828C/xx active
- NL NL727210022A patent/NL155301B/xx unknown
-
1949
- 1949-08-12 GB GB21044/49A patent/GB722172A/en not_active Expired
-
1950
- 1950-08-03 US US177411A patent/US2770678A/en not_active Expired - Lifetime
- 1950-08-11 FR FR1023959D patent/FR1023959A/fr not_active Expired
- 1950-08-12 CH CH310991D patent/CH310991A/fr unknown
- 1950-08-12 DE DEF2402A patent/DE925778C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB722172A (en) | 1955-01-19 |
| NL87828C (US06811534-20041102-M00003.png) | |
| DE925778C (de) | 1955-03-28 |
| NL155301B (nl) | |
| FR1023959A (fr) | 1953-03-26 |
| US2770678A (en) | 1956-11-13 |
| CH310991A (fr) | 1955-11-15 |
