CH234264A - Telephonanlage. - Google Patents
Telephonanlage.Info
- Publication number
- CH234264A CH234264A CH234264DA CH234264A CH 234264 A CH234264 A CH 234264A CH 234264D A CH234264D A CH 234264DA CH 234264 A CH234264 A CH 234264A
- Authority
- CH
- Switzerland
- Prior art keywords
- telephone system
- telephone
- 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 |
---|---|---|---|
US28860A US2054910A (en) | 1935-06-15 | 1935-06-15 | Telephone system |
Publications (1)
Publication Number | Publication Date |
---|---|
CH234264A true CH234264A (de) | 1944-09-15 |
Family
ID=21845915
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH234264D CH234264A (de) | 1935-06-15 | 1936-06-15 | Telephonanlage. |
Country Status (2)
Country | Link |
---|---|
US (1) | US2054910A (de) |
CH (1) | CH234264A (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2559702A (en) * | 1946-02-23 | 1951-07-10 | Kellogg Switchboard & Supply | Selector switching system |
DE967404C (de) * | 1954-07-02 | 1957-11-07 | Standard Elek K Ag | Schaltungsanordnung fuer Gruppenwahlstufen in Fernmelde-, insbesondere Fernsprechanlagen, mit Mehrfachschaltern nach dem Kreuzschienenprinzip |
-
1935
- 1935-06-15 US US28860A patent/US2054910A/en not_active Expired - Lifetime
-
1936
- 1936-06-15 CH CH234264D patent/CH234264A/de unknown
Also Published As
Publication number | Publication date |
---|---|
US2054910A (en) | 1936-09-22 |
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