CA422884A - Systeme telephonique - Google Patents
Systeme telephoniqueInfo
- Publication number
- CA422884A CA422884A CA422884A CA422884DA CA422884A CA 422884 A CA422884 A CA 422884A CA 422884 A CA422884 A CA 422884A CA 422884D A CA422884D A CA 422884DA CA 422884 A CA422884 A CA 422884A
- 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 |
|---|---|---|---|
| CA422884T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA422884A true CA422884A (fr) | 1944-09-26 |
Family
ID=35533884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA422884A Expired CA422884A (fr) | Systeme telephonique |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA422884A (fr) |
-
0
- CA CA422884A patent/CA422884A/fr not_active Expired
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