FR613345A - - Google Patents
Info
- Publication number
- FR613345A FR613345A FR613345DA FR613345A FR 613345 A FR613345 A FR 613345A FR 613345D A FR613345D A FR 613345DA FR 613345 A FR613345 A FR 613345A
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Relay Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13961A US1614593A (en) | 1925-03-09 | 1925-03-09 | Automatic telephone system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR613345A true FR613345A (fr) | 1926-11-15 |
Family
ID=21762750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR613345D Expired FR613345A (fr) | 1925-03-09 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US1614593A (fr) |
| FR (1) | FR613345A (fr) |
-
0
- FR FR613345D patent/FR613345A/fr not_active Expired
-
1925
- 1925-03-09 US US13961A patent/US1614593A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US1614593A (en) | 1927-01-18 |