DE220447C - - Google Patents
Info
- Publication number
- DE220447C DE220447C DENDAT220447D DE220447DA DE220447C DE 220447 C DE220447 C DE 220447C DE NDAT220447 D DENDAT220447 D DE NDAT220447D DE 220447D A DE220447D A DE 220447DA DE 220447 C DE220447 C DE 220447C
- Authority
- DE
- Germany
- Prior art keywords
- coin
- earpiece
- flap
- lever
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
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)
- Prepayment Telephone Systems (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE220447C true DE220447C (forum.php) |
Family
ID=481494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT220447D Active DE220447C (forum.php) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE220447C (forum.php) |
-
0
- DE DENDAT220447D patent/DE220447C/de active Active
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