BE366151A - - Google Patents
Info
- Publication number
- BE366151A BE366151A BE366151DA BE366151A BE 366151 A BE366151 A BE 366151A BE 366151D A BE366151D A BE 366151DA BE 366151 A BE366151 A BE 366151A
- 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)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL44410A NL27317C (en:Method) | 1929-01-08 | 1929-01-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE366151A true BE366151A (en:Method) | 1930-01-31 |
Family
ID=10388434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE366151D BE366151A (en:Method) | 1929-01-08 | 1929-12-13 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE366151A (en:Method) |
| FR (1) | FR687123A (en:Method) |
| GB (1) | GB344023A (en:Method) |
| NL (1) | NL27317C (en:Method) |
-
1929
- 1929-01-08 NL NL44410A patent/NL27317C/xx active
- 1929-11-28 GB GB3646929A patent/GB344023A/en not_active Expired
- 1929-12-13 BE BE366151D patent/BE366151A/xx unknown
- 1929-12-23 FR FR687123D patent/FR687123A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR687123A (fr) | 1930-08-05 |
| GB344023A (en) | 1931-03-02 |
| NL27317C (en:Method) | 1932-08-15 |