NL269901A - - Google Patents
Info
- Publication number
- NL269901A NL269901A NL269901DA NL269901A NL 269901 A NL269901 A NL 269901A NL 269901D A NL269901D A NL 269901DA NL 269901 A NL269901 A NL 269901A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- H04Q1/32—Signalling arrangements; Manipulation of signalling currents using trains of DC pulses
- H04Q1/36—Pulse-correcting arrangements, e.g. for reducing effects due to interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE947060 | 1960-10-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL269901A true NL269901A (en:Method) |
Family
ID=20276751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL269901D NL269901A (en:Method) | 1960-10-04 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3214522A (en:Method) |
| BE (1) | BE608812A (en:Method) |
| GB (1) | GB949251A (en:Method) |
| NL (1) | NL269901A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4237345A (en) * | 1979-01-15 | 1980-12-02 | Trw Inc. | Transformer with integral reed contact |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2029723A (en) * | 1935-04-27 | 1936-02-04 | Bell Telephone Labor Inc | Signaling system |
| US2188461A (en) * | 1935-06-11 | 1940-01-30 | Ass Telephone & Telegraph Co | Mechanical impulse repeater |
-
0
- NL NL269901D patent/NL269901A/xx unknown
-
1961
- 1961-09-29 GB GB35386/61A patent/GB949251A/en not_active Expired
- 1961-10-02 US US142360A patent/US3214522A/en not_active Expired - Lifetime
- 1961-10-04 BE BE608812A patent/BE608812A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE608812A (fr) | 1962-02-01 |
| GB949251A (en) | 1964-02-12 |
| US3214522A (en) | 1965-10-26 |