BE351682A - - Google Patents
Info
- Publication number
- BE351682A BE351682A BE351682DA BE351682A BE 351682 A BE351682 A BE 351682A BE 351682D A BE351682D A BE 351682DA BE 351682 A BE351682 A BE 351682A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M17/00—Prepayment of wireline communication systems, wireless communication systems or telephone systems
- H04M17/02—Coin-freed or check-freed systems, e.g. mobile- or card-operated phones, public telephones or booths
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE654917X | 1927-06-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE351682A true BE351682A (it) |
Family
ID=3876903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE351682D BE351682A (it) | 1927-06-01 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE351682A (it) |
| FR (1) | FR654917A (it) |
-
0
- BE BE351682D patent/BE351682A/xx unknown
-
1928
- 1928-05-29 FR FR654917D patent/FR654917A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR654917A (fr) | 1929-04-12 |