CH314511A - Fernmeldeanlage - Google Patents
FernmeldeanlageInfo
- Publication number
- CH314511A CH314511A CH314511DA CH314511A CH 314511 A CH314511 A CH 314511A CH 314511D A CH314511D A CH 314511DA CH 314511 A CH314511 A CH 314511A
- Authority
- CH
- Switzerland
- Prior art keywords
- telecommunication system
- telecommunication
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US254843A US2682577A (en) | 1951-11-05 | 1951-11-05 | Discriminating circuits for dualpurpose trunks |
Publications (1)
Publication Number | Publication Date |
---|---|
CH314511A true CH314511A (de) | 1956-06-15 |
Family
ID=22965797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH314511D CH314511A (de) | 1951-11-05 | 1952-11-04 | Fernmeldeanlage |
Country Status (2)
Country | Link |
---|---|
US (1) | US2682577A (de) |
CH (1) | CH314511A (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2813930A (en) * | 1954-12-06 | 1957-11-19 | Gen Dynamics Corp | Termination for two-way trunk circuit |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2228354A (en) * | 1937-11-01 | 1941-01-14 | Fides Gmbh | Automatic telephone system |
US2376771A (en) * | 1942-10-22 | 1945-05-22 | Standard Telephones Cables Ltd | Automatic telecommunication exchange system |
BE466555A (de) * | 1943-10-21 | |||
US2495191A (en) * | 1946-08-02 | 1950-01-17 | Kellogg Switchboard & Supply | String-of-exchanges telephone system |
US2516645A (en) * | 1947-02-12 | 1950-07-25 | Stromberg Carlson Co | All-relay automatic and manual telephone system having butt-in and alarm features |
-
1951
- 1951-11-05 US US254843A patent/US2682577A/en not_active Expired - Lifetime
-
1952
- 1952-11-04 CH CH314511D patent/CH314511A/de unknown
Also Published As
Publication number | Publication date |
---|---|
US2682577A (en) | 1954-06-29 |
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