FI751323A - - Google Patents
Info
- Publication number
- FI751323A FI751323A FI751323A FI751323A FI751323A FI 751323 A FI751323 A FI 751323A FI 751323 A FI751323 A FI 751323A FI 751323 A FI751323 A FI 751323A FI 751323 A FI751323 A FI 751323A
- Authority
- FI
- Finland
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)
- Meter Arrangements (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE7425076 | 1974-07-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FI751323A true FI751323A (fr) | 1976-01-20 |
Family
ID=6645885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI751323A FI751323A (fr) | 1974-07-19 | 1975-05-05 |
Country Status (3)
Country | Link |
---|---|
FI (1) | FI751323A (fr) |
FR (1) | FR2279279A1 (fr) |
NO (1) | NO751482L (fr) |
-
1974
- 1974-12-17 FR FR7441502A patent/FR2279279A1/fr active Granted
-
1975
- 1975-04-25 NO NO751482A patent/NO751482L/no unknown
- 1975-05-05 FI FI751323A patent/FI751323A/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FR2279279B3 (fr) | 1977-09-16 |
FR2279279A1 (fr) | 1976-02-13 |
NO751482L (fr) | 1976-01-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |
Owner name: DEUTSCHE TELEPHONWERKE UND KABELINDUSTRI |