FR632474A - - Google Patents
Info
- Publication number
- FR632474A FR632474A FR632474DA FR632474A FR 632474 A FR632474 A FR 632474A FR 632474D A FR632474D A FR 632474DA FR 632474 A FR632474 A FR 632474A
- 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)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES74070D DE554213C (de) | 1926-04-11 | 1926-04-11 | Schaltungsanordnung fuer Fernsprechanlagen mit Anrufsuchern, bei denen Stoerungen angereizter Anrufsucher durch Zeitschalteinrichtungen unwirksam gemacht werden |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR632474A true FR632474A (enrdf_load_stackoverflow) | 1928-01-10 |
Family
ID=7504400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR632474D Expired FR632474A (enrdf_load_stackoverflow) | 1926-04-11 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE554213C (enrdf_load_stackoverflow) |
| FR (1) | FR632474A (enrdf_load_stackoverflow) |
-
0
- FR FR632474D patent/FR632474A/fr not_active Expired
-
1926
- 1926-04-11 DE DES74070D patent/DE554213C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE554213C (de) | 1932-07-06 |