BE331764A - - Google Patents
Info
- Publication number
- BE331764A BE331764A BE331764DA BE331764A BE 331764 A BE331764 A BE 331764A BE 331764D A BE331764D A BE 331764DA BE 331764 A BE331764 A BE 331764A
- 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
- H04M17/026—Constructional features
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 |
|---|---|---|---|
| BE627296X | 1926-01-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE331764A true BE331764A (pl) |
Family
ID=3875910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE331764D BE331764A (pl) | 1926-01-09 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE331764A (pl) |
| FR (1) | FR627296A (pl) |
-
0
- BE BE331764D patent/BE331764A/xx unknown
-
1927
- 1927-01-08 FR FR627296D patent/FR627296A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR627296A (fr) | 1927-09-30 |