BE691765A - - Google Patents
Info
- Publication number
- BE691765A BE691765A BE691765DA BE691765A BE 691765 A BE691765 A BE 691765A BE 691765D A BE691765D A BE 691765DA BE 691765 A BE691765 A BE 691765A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/24—Arrangements for testing
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US526672A US3407274A (en) | 1965-12-30 | 1965-12-30 | Apparatus for remotely testing telephone subsets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE691765A true BE691765A (forum.php) | 1967-06-27 |
Family
ID=24098304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE691765D BE691765A (forum.php) | 1965-12-30 | 1966-12-27 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3407274A (forum.php) |
| BE (1) | BE691765A (forum.php) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4046964A (en) * | 1976-06-24 | 1977-09-06 | Bell Telephone Laboratories, Incorporated | Testing of digital systems |
| US4656319A (en) * | 1985-05-21 | 1987-04-07 | Lifeline Systems, Inc. | Alarm system tester |
-
1965
- 1965-12-30 US US526672A patent/US3407274A/en not_active Expired - Lifetime
-
1966
- 1966-12-27 BE BE691765D patent/BE691765A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3407274A (en) | 1968-10-22 |