FR954014A - Device for remote telephone line testing - Google Patents
Device for remote telephone line testingInfo
- Publication number
- FR954014A FR954014A FR954014DA FR954014A FR 954014 A FR954014 A FR 954014A FR 954014D A FR954014D A FR 954014DA FR 954014 A FR954014 A FR 954014A
- Authority
- FR
- France
- Prior art keywords
- telephone line
- line testing
- remote telephone
- remote
- testing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
- H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
- H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR954014T | 1947-09-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR954014A true FR954014A (en) | 1949-12-16 |
Family
ID=9487386
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR954014D Expired FR954014A (en) | 1947-09-19 | 1947-09-19 | Device for remote telephone line testing |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR954014A (en) |
-
1947
- 1947-09-19 FR FR954014D patent/FR954014A/en not_active Expired
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