NL6500601A - - Google Patents
Info
- Publication number
- NL6500601A NL6500601A NL6500601A NL6500601A NL6500601A NL 6500601 A NL6500601 A NL 6500601A NL 6500601 A NL6500601 A NL 6500601A NL 6500601 A NL6500601 A NL 6500601A NL 6500601 A NL6500601 A NL 6500601A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/738—Interface circuits for coupling substations to external telephone lines
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH56264A CH411045A (de) | 1964-01-20 | 1964-01-20 | Teilnehmerschaltung für Fernmelde-, insbesondere Fernsprechanlagen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6500601A true NL6500601A (de) | 1965-07-21 |
Family
ID=4189876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6500601A NL6500601A (de) | 1964-01-20 | 1965-01-18 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3390235A (de) |
| CH (1) | CH411045A (de) |
| DE (1) | DE1217452B (de) |
| FR (1) | FR1421100A (de) |
| GB (1) | GB1076892A (de) |
| NL (1) | NL6500601A (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5011726B1 (de) * | 1968-12-28 | 1975-05-06 | ||
| US3953682A (en) * | 1974-11-11 | 1976-04-27 | The Anaconda Company | Loop current detector |
-
1964
- 1964-01-20 CH CH56264A patent/CH411045A/de unknown
-
1965
- 1965-01-13 DE DEH54843A patent/DE1217452B/de active Pending
- 1965-01-18 NL NL6500601A patent/NL6500601A/xx unknown
- 1965-01-19 FR FR2448A patent/FR1421100A/fr not_active Expired
- 1965-01-20 GB GB2587/65A patent/GB1076892A/en not_active Expired
- 1965-01-21 US US426906A patent/US3390235A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB1076892A (en) | 1967-07-26 |
| DE1217452B (de) | 1966-05-26 |
| US3390235A (en) | 1968-06-25 |
| FR1421100A (fr) | 1965-12-10 |
| CH411045A (de) | 1966-04-15 |