CH263435A - Telephonanlage. - Google Patents
Telephonanlage.Info
- Publication number
- CH263435A CH263435A CH263435DA CH263435A CH 263435 A CH263435 A CH 263435A CH 263435D A CH263435D A CH 263435DA CH 263435 A CH263435 A CH 263435A
- 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
- H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
- H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
- H04Q3/625—Arrangements in the private branch exchange
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US593602A US2567190A (en) | 1945-05-14 | 1945-05-14 | Telephone exchange system |
| US594873A US2465359A (en) | 1945-05-14 | 1945-05-21 | Tie line for automatic telephone exchanges |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH263435A true CH263435A (de) | 1949-08-31 |
Family
ID=27081741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH263435D CH263435A (de) | 1945-05-14 | 1946-05-14 | Telephonanlage. |
Country Status (1)
| Country | Link |
|---|---|
| CH (1) | CH263435A (de) |
-
1946
- 1946-05-14 CH CH263435D patent/CH263435A/de unknown
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