CA248882A - Central telephonique - Google Patents
Central telephoniqueInfo
- Publication number
- CA248882A CA248882A CA248882A CA248882DA CA248882A CA 248882 A CA248882 A CA 248882A CA 248882 A CA248882 A CA 248882A CA 248882D A CA248882D A CA 248882DA CA 248882 A CA248882 A CA 248882A
- Authority
- CA
- Canada
- Prior art keywords
- exchange system
- telephone exchange
- telephone
- exchange
- 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 |
|---|---|---|---|
| CA248882T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA248882A true CA248882A (fr) | 1925-04-21 |
Family
ID=35155856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA248882A Expired CA248882A (fr) | Central telephonique |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA248882A (fr) |
-
0
- CA CA248882A patent/CA248882A/fr not_active Expired
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