NL44019C - - Google Patents
Info
- Publication number
- NL44019C NL44019C NL44019DA NL44019C NL 44019 C NL44019 C NL 44019C NL 44019D A NL44019D A NL 44019DA NL 44019 C NL44019 C NL 44019C
- Authority
- NL
- Netherlands
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/28—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Meter Arrangements (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH476232X | 1935-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL44019C true NL44019C (en:Method) |
Family
ID=4516165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL44019D NL44019C (en:Method) | 1935-06-08 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2141785A (en:Method) |
| BE (1) | BE415685A (en:Method) |
| CH (1) | CH184131A (en:Method) |
| DE (1) | DE684066C (en:Method) |
| FR (1) | FR806683A (en:Method) |
| GB (1) | GB476232A (en:Method) |
| NL (1) | NL44019C (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR987771A (fr) * | 1949-02-02 | 1951-08-20 | Sodeco | Enregistreur de taxes téléphoniques avec dispositif indicateur et mécanisme compteur totalisateur des surtaxes pour installations téléphoniques à tarif multiple des surtaxes |
-
0
- NL NL44019D patent/NL44019C/xx active
- BE BE415685D patent/BE415685A/xx unknown
-
1935
- 1935-06-08 CH CH184131D patent/CH184131A/fr unknown
-
1936
- 1936-05-10 DE DES122622D patent/DE684066C/de not_active Expired
- 1936-05-22 FR FR806683D patent/FR806683A/fr not_active Expired
- 1936-06-04 GB GB15579/36A patent/GB476232A/en not_active Expired
- 1936-06-06 US US83883A patent/US2141785A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2141785A (en) | 1938-12-27 |
| DE684066C (de) | 1939-11-22 |
| BE415685A (en:Method) | |
| CH184131A (fr) | 1936-05-15 |
| GB476232A (en) | 1937-12-06 |
| FR806683A (fr) | 1936-12-22 |