FR632727A - - Google Patents
Info
- Publication number
- FR632727A FR632727A FR632727DA FR632727A FR 632727 A FR632727 A FR 632727A FR 632727D A FR632727D A FR 632727DA FR 632727 A FR632727 A FR 632727A
- 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
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/48—Induced-current signalling arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES74910D DE599023C (de) | 1925-03-06 | 1926-06-15 | Schaltungsanordnung zur UEbertragung von Stromstoessen ueber doppelt gerichtete Verbindungsleitungen in Fernsprechanlagen mit Waehlerbetrieb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR632727A true FR632727A (de) | 1928-01-14 |
Family
ID=7504985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR632727D Expired FR632727A (de) | 1926-06-15 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR632727A (de) |
-
0
- FR FR632727D patent/FR632727A/fr not_active Expired