FR616719A - - Google Patents
Info
- Publication number
- FR616719A FR616719A FR616719DA FR616719A FR 616719 A FR616719 A FR 616719A FR 616719D A FR616719D A FR 616719DA FR 616719 A FR616719 A FR 616719A
- Authority
- FR
- France
- 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
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
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 |
|---|---|---|---|
| GB813325A GB253631A (en) | 1925-03-26 | 1925-03-26 | Improvements in automatic and semi-automatic telephone systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR616719A true FR616719A (xx) | 1927-02-07 |
Family
ID=9846372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR616719D Expired FR616719A (xx) | 1925-03-26 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR616719A (xx) |
| GB (1) | GB253631A (xx) |
-
0
- FR FR616719D patent/FR616719A/fr not_active Expired
-
1925
- 1925-03-26 GB GB813325A patent/GB253631A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB253631A (en) | 1926-06-24 |