CA299593A - Commutateur de systeme telephonique - Google Patents
Commutateur de systeme telephoniqueInfo
- Publication number
- CA299593A CA299593A CA299593A CA299593DA CA299593A CA 299593 A CA299593 A CA 299593A CA 299593 A CA299593 A CA 299593A CA 299593D A CA299593D A CA 299593DA CA 299593 A CA299593 A CA 299593A
- Authority
- CA
- Canada
- Prior art keywords
- switch
- telephone systems
- telephone
- systems
- 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 |
|---|---|---|---|
| CA299593T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA299593A true CA299593A (fr) | 1930-04-22 |
Family
ID=35236912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA299593A Expired CA299593A (fr) | Commutateur de systeme telephonique |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA299593A (fr) |
-
0
- CA CA299593A patent/CA299593A/fr not_active Expired
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