CA34500A - Systeme d'echange telephonique - Google Patents
Systeme d'echange telephoniqueInfo
- Publication number
- CA34500A CA34500A CA000034500A CA34500DA CA34500A CA 34500 A CA34500 A CA 34500A CA 000034500 A CA000034500 A CA 000034500A CA 34500D A CA34500D A CA 34500DA CA 34500 A CA34500 A CA 34500A
- 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 |
|---|---|---|---|
| CA34500T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA34500A true CA34500A (fr) | 1890-06-09 |
Family
ID=45151040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000034500A Expired CA34500A (fr) | Systeme d'echange telephonique |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA34500A (fr) |
-
0
- CA CA000034500A patent/CA34500A/fr not_active Expired
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