CA363799A - Systeme de signaux telephoniques - Google Patents
Systeme de signaux telephoniquesInfo
- Publication number
- CA363799A CA363799A CA363799A CA363799DA CA363799A CA 363799 A CA363799 A CA 363799A CA 363799 A CA363799 A CA 363799A CA 363799D A CA363799D A CA 363799DA CA 363799 A CA363799 A CA 363799A
- Authority
- CA
- Canada
- Prior art keywords
- signalling system
- telephone signalling
- telephone
- signalling
- 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 |
|---|---|---|---|
| CA363799T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA363799A true CA363799A (fr) | 1937-02-02 |
Family
ID=35363137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA363799A Expired CA363799A (fr) | Systeme de signaux telephoniques |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA363799A (fr) |
-
0
- CA CA363799A patent/CA363799A/fr not_active Expired
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