CA271417A - Systeme de circuit telephonique - Google Patents
Systeme de circuit telephoniqueInfo
- Publication number
- CA271417A CA271417A CA271417DA CA271417A CA 271417 A CA271417 A CA 271417A CA 271417D A CA271417D A CA 271417DA CA 271417 A CA271417 A CA 271417A
- Authority
- CA
- Canada
- Prior art keywords
- circuit system
- telephone circuit
- telephone
- circuit
- 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 |
|---|---|---|---|
| CA271417T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA271417A true CA271417A (fr) | 1927-06-07 |
Family
ID=35201448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA271417D Expired CA271417A (fr) | Systeme de circuit telephonique |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA271417A (fr) |
-
0
- CA CA271417D patent/CA271417A/fr not_active Expired
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