CA180965A - Systeme de communication de lignes telephoniques - Google Patents
Systeme de communication de lignes telephoniquesInfo
- Publication number
- CA180965A CA180965A CA000180965A CA180965DA CA180965A CA 180965 A CA180965 A CA 180965A CA 000180965 A CA000180965 A CA 000180965A CA 180965D A CA180965D A CA 180965DA CA 180965 A CA180965 A CA 180965A
- Authority
- CA
- Canada
- Prior art keywords
- trunking system
- telephone trunking
- telephone
- trunking
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA180965T | 1916-10-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA180965A true CA180965A (fr) | 1917-12-11 |
Family
ID=45300617
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000180965A Expired CA180965A (fr) | 1916-10-07 | 1916-10-07 | Systeme de communication de lignes telephoniques |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA180965A (fr) |
-
1916
- 1916-10-07 CA CA000180965A patent/CA180965A/fr not_active Expired
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