CA325839A - Systeme de central telephonique - Google Patents
Systeme de central telephoniqueInfo
- Publication number
- CA325839A CA325839A CA325839A CA325839DA CA325839A CA 325839 A CA325839 A CA 325839A CA 325839 A CA325839 A CA 325839A CA 325839D A CA325839D A CA 325839DA CA 325839 A CA325839 A CA 325839A
- 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 |
|---|---|---|---|
| CA325839T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA325839A true CA325839A (fr) | 1932-09-06 |
Family
ID=35288209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA325839A Expired CA325839A (fr) | Systeme de central telephonique |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA325839A (fr) |
-
0
- CA CA325839A patent/CA325839A/fr not_active Expired
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