CA161589A - Telephone switch - Google Patents
Telephone switchInfo
- Publication number
- CA161589A CA161589A CA000161589A CA161589DA CA161589A CA 161589 A CA161589 A CA 161589A CA 000161589 A CA000161589 A CA 000161589A CA 161589D A CA161589D A CA 161589DA CA 161589 A CA161589 A CA 161589A
- Authority
- CA
- Canada
- Prior art keywords
- telephone switch
- telephone
- switch
- 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 |
---|---|---|---|
CA161589T | 1911-02-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA161589A true CA161589A (en) | 1915-03-30 |
Family
ID=45281278
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000161589A Expired CA161589A (en) | 1911-02-07 | 1911-02-07 | Telephone switch |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA161589A (en) |
-
1911
- 1911-02-07 CA CA000161589A patent/CA161589A/en not_active Expired
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