BE442186A - - Google Patents
Info
- Publication number
- BE442186A BE442186A BE442186DA BE442186A BE 442186 A BE442186 A BE 442186A BE 442186D A BE442186D A BE 442186DA BE 442186 A BE442186 A BE 442186A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M5/00—Manual exchanges
- H04M5/02—Constructional details
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Structure Of Telephone Exchanges (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE552086X | 1940-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE442186A true BE442186A (forum.php) |
Family
ID=20311806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE442186D BE442186A (forum.php) | 1940-07-20 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE442186A (forum.php) |
| FR (1) | FR881912A (forum.php) |
| GB (1) | GB552086A (forum.php) |
-
0
- BE BE442186D patent/BE442186A/xx unknown
-
1941
- 1941-06-25 FR FR881912D patent/FR881912A/fr not_active Expired
- 1941-09-19 GB GB12151/41A patent/GB552086A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB552086A (en) | 1943-03-22 |
| FR881912A (fr) | 1943-05-12 |