BE406590A - - Google Patents
Info
- Publication number
- BE406590A BE406590A BE406590DA BE406590A BE 406590 A BE406590 A BE 406590A BE 406590D A BE406590D A BE 406590DA BE 406590 A BE406590 A BE 406590A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/24—Arrangements for testing
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE798463X | 1934-12-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE406590A true BE406590A (en:Method) |
Family
ID=3880845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE406590D BE406590A (en:Method) | 1934-12-03 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE406590A (en:Method) |
| FR (1) | FR798463A (en:Method) |
-
0
- BE BE406590D patent/BE406590A/xx unknown
-
1935
- 1935-12-02 FR FR798463D patent/FR798463A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR798463A (fr) | 1936-05-18 |