CA148664A - Telephone switch - Google Patents
Telephone switchInfo
- Publication number
- CA148664A CA148664A CA000148664A CA148664DA CA148664A CA 148664 A CA148664 A CA 148664A CA 000148664 A CA000148664 A CA 000148664A CA 148664D A CA148664D A CA 148664DA CA 148664 A CA148664 A CA 148664A
- 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 |
---|---|---|---|
CA148664T | 1912-02-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA148664A true CA148664A (en) | 1913-06-17 |
Family
ID=45268378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000148664A Expired CA148664A (en) | 1912-02-27 | 1912-02-27 | Telephone switch |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA148664A (en) |
-
1912
- 1912-02-27 CA CA000148664A patent/CA148664A/en not_active Expired
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