BE721228A - - Google Patents
Info
- Publication number
- BE721228A BE721228A BE721228DA BE721228A BE 721228 A BE721228 A BE 721228A BE 721228D A BE721228D A BE 721228DA BE 721228 A BE721228 A BE 721228A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Interface Circuits In Exchanges (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6712959A NL6712959A (https=) | 1967-09-22 | 1967-09-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE721228A true BE721228A (https=) | 1969-03-24 |
Family
ID=19801274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE721228D BE721228A (https=) | 1967-09-22 | 1968-09-23 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3573383A (https=) |
| JP (1) | JPS549002B1 (https=) |
| BE (1) | BE721228A (https=) |
| CH (1) | CH480766A (https=) |
| DE (1) | DE1762898A1 (https=) |
| ES (1) | ES358386A1 (https=) |
| FR (1) | FR1581405A (https=) |
| GB (1) | GB1182216A (https=) |
| NL (1) | NL6712959A (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3786194A (en) * | 1971-06-04 | 1974-01-15 | Int Standard Electric Corp | Telephone system employing electronic matrix |
| US3729594A (en) * | 1971-07-22 | 1973-04-24 | Gte Automatic Electric Lab Inc | Line and link sensing technique for pabx telephone system |
| US3750114A (en) * | 1972-03-10 | 1973-07-31 | Gte Automatic Electric Lab Inc | Charge coupled electronic line scanner |
| ZA74205B (en) * | 1973-02-12 | 1974-11-27 | Int Standard Electric Corp | Line condition signalling system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL105987C (https=) * | 1957-08-28 | |||
| BE625909A (https=) * | 1961-12-12 | |||
| NL296098A (https=) * | 1963-04-11 | |||
| GB1095575A (https=) * | 1964-07-25 |
-
1967
- 1967-09-22 NL NL6712959A patent/NL6712959A/xx not_active Application Discontinuation
-
1968
- 1968-09-09 US US758216A patent/US3573383A/en not_active Expired - Lifetime
- 1968-09-18 GB GB44283/68A patent/GB1182216A/en not_active Expired
- 1968-09-19 DE DE19681762898 patent/DE1762898A1/de active Pending
- 1968-09-19 JP JP6732668A patent/JPS549002B1/ja active Pending
- 1968-09-19 CH CH1406268A patent/CH480766A/de not_active IP Right Cessation
- 1968-09-20 FR FR1581405D patent/FR1581405A/fr not_active Expired
- 1968-09-21 ES ES358386A patent/ES358386A1/es not_active Expired
- 1968-09-23 BE BE721228D patent/BE721228A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES358386A1 (es) | 1970-04-16 |
| GB1182216A (en) | 1970-02-25 |
| JPS549002B1 (https=) | 1979-04-20 |
| CH480766A (de) | 1969-10-31 |
| NL6712959A (https=) | 1969-03-25 |
| US3573383A (en) | 1971-04-06 |
| FR1581405A (https=) | 1969-09-12 |
| DE1762898A1 (de) | 1970-12-03 |