CA453398A - Systeme telephonique - Google Patents
Systeme telephoniqueInfo
- Publication number
- CA453398A CA453398A CA453398A CA453398DA CA453398A CA 453398 A CA453398 A CA 453398A CA 453398 A CA453398 A CA 453398A CA 453398D A CA453398D A CA 453398DA CA 453398 A CA453398 A CA 453398A
- Authority
- CA
- Canada
- Prior art keywords
- telephone system
- telephone
- 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 |
|---|---|---|---|
| CA453398T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA453398A true CA453398A (fr) | 1948-12-21 |
Family
ID=35571128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA453398A Expired CA453398A (fr) | Systeme telephonique |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA453398A (fr) |
-
0
- CA CA453398A patent/CA453398A/fr not_active Expired
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