NL44937C - - Google Patents
Info
- Publication number
- NL44937C NL44937C NL44937DA NL44937C NL 44937 C NL44937 C NL 44937C NL 44937D A NL44937D A NL 44937DA NL 44937 C NL44937 C NL 44937C
- 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
- H04M17/023—Circuit arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Prepayment Telephone Systems (AREA)
- Meter Arrangements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE447106X | 1935-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL44937C true NL44937C (de) |
Family
ID=6537971
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL44937D NL44937C (de) | 1935-02-21 | ||
| NL43570D NL43570C (de) | 1935-02-21 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL43570D NL43570C (de) | 1935-02-21 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2082561A (de) |
| FR (1) | FR799372A (de) |
| GB (1) | GB447106A (de) |
| NL (2) | NL43570C (de) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2663398A (en) * | 1946-10-14 | 1953-12-22 | Punch Engineering Pty Ltd | Article vending system |
| NL74041C (de) * | 1947-09-15 | |||
| US2839173A (en) * | 1950-01-19 | 1958-06-17 | Internat Telemeter Corp | Prepaid entertainment distribution system |
| US2769023A (en) * | 1950-01-19 | 1956-10-30 | Internat Telemeter Corp | Prepaid entertainment distribution system |
| BE508329A (de) * | 1951-01-15 | |||
| US2769026A (en) * | 1951-05-10 | 1956-10-30 | Internat Telemeter Corp | Prepaid entertainment distribution system |
| US2843654A (en) * | 1951-12-01 | 1958-07-15 | Internat Telemeter Corp | Subscription television system using land line |
| US2843655A (en) * | 1951-12-03 | 1958-07-15 | Internat Telemeter Corp | Subscription television with scrambled transmission and marquee and barker |
| US2761900A (en) * | 1952-07-17 | 1956-09-04 | Bell Telephone Labor Inc | Telephone system of the coin controlled type |
| US2881254A (en) * | 1953-04-27 | 1959-04-07 | Gen Telephone Lab Inc | Postpay paystation with coin control circuit |
| US2848542A (en) * | 1954-02-17 | 1958-08-19 | Ericsson Telefon Ab L M | Coin boxes |
| GB852198A (en) * | 1957-11-06 | 1960-10-26 | Ericsson Telefon Ab L M | Improvements in or relating to apparatus for sending signals indicative of the values of coins inserted into a coin operated telephone instrument, to a control device inan automatic telephone exchange |
| US3116370A (en) * | 1959-05-05 | 1963-12-31 | Bell Telephone Labor Inc | Telephone pay station |
-
0
- NL NL44937D patent/NL44937C/xx active
- NL NL43570D patent/NL43570C/xx active
-
1935
- 1935-11-29 GB GB33185/35A patent/GB447106A/en not_active Expired
- 1935-12-17 FR FR799372D patent/FR799372A/fr not_active Expired
-
1936
- 1936-02-13 US US63707A patent/US2082561A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NL43570C (de) | |
| FR799372A (fr) | 1936-06-11 |
| US2082561A (en) | 1937-06-01 |
| GB447106A (en) | 1936-05-12 |