NL7110619A - - Google Patents
Info
- Publication number
- NL7110619A NL7110619A NL7110619A NL7110619A NL7110619A NL 7110619 A NL7110619 A NL 7110619A NL 7110619 A NL7110619 A NL 7110619A NL 7110619 A NL7110619 A NL 7110619A NL 7110619 A NL7110619 A NL 7110619A
- Authority
- NL
- Netherlands
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/38—Signalling arrangements; Manipulation of signalling currents using combinations of direct currents of different amplitudes or polarities over line conductors or combination of line conductors
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7028235A FR2098898A5 (https=) | 1970-07-30 | 1970-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7110619A true NL7110619A (https=) | 1972-02-01 |
Family
ID=9059541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7110619A NL7110619A (https=) | 1970-07-30 | 1971-07-30 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3777068A (https=) |
| BE (1) | BE770464A (https=) |
| CA (1) | CA972092A (https=) |
| CH (1) | CH549922A (https=) |
| DE (1) | DE2138212A1 (https=) |
| FR (1) | FR2098898A5 (https=) |
| GB (1) | GB1318156A (https=) |
| IT (1) | IT951971B (https=) |
| NL (1) | NL7110619A (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3036801C2 (de) * | 1980-09-30 | 1982-08-26 | Ritto-Werk Loh GmbH & Co KG, 6348 Herborn | Schaltungsanordnung zur Übertragung von Gleichstrom-Kennzeichen über eine zweiradrige Leitung von einer Sendestelle zu einer Empfangsstelle, insbesondere von einer Sprechstelle zu der Zentrale einer Sprechanlage |
| CA2091940C (en) * | 1993-03-18 | 2000-05-02 | Robert St. Louis | Dual element electrical clothes dryer with single element interrupt circuit |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2008563A (en) * | 1935-07-16 | Electrical selector system | ||
| US1761115A (en) * | 1927-09-02 | 1930-06-03 | John E Gardner | Automatic telephone system |
| BE669624A (https=) * | 1964-09-15 | |||
| FR1462275A (fr) * | 1965-09-10 | 1966-04-15 | Cit Alcatel | Dispositif de numérotation par clavier |
| NL6604015A (https=) * | 1966-03-26 | 1967-09-27 |
-
1970
- 1970-07-30 FR FR7028235A patent/FR2098898A5/fr not_active Expired
-
1971
- 1971-07-26 CH CH1101771A patent/CH549922A/fr not_active IP Right Cessation
- 1971-07-26 BE BE770464A patent/BE770464A/xx unknown
- 1971-07-29 CA CA119,458A patent/CA972092A/en not_active Expired
- 1971-07-30 GB GB3607271A patent/GB1318156A/en not_active Expired
- 1971-07-30 NL NL7110619A patent/NL7110619A/xx unknown
- 1971-07-30 DE DE19712138212 patent/DE2138212A1/de active Pending
- 1971-07-30 IT IT42983/71A patent/IT951971B/it active
- 1971-07-30 US US00167574A patent/US3777068A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2098898A5 (https=) | 1972-03-10 |
| CA972092A (en) | 1975-07-29 |
| CH549922A (fr) | 1974-05-31 |
| GB1318156A (en) | 1973-05-23 |
| IT951971B (it) | 1973-07-10 |
| BE770464A (fr) | 1972-01-26 |
| US3777068A (en) | 1973-12-04 |
| DE2138212A1 (de) | 1972-02-03 |