CA498763A - Measured service telephone system - Google Patents
Measured service telephone systemInfo
- Publication number
- CA498763A CA498763A CA498763A CA498763DA CA498763A CA 498763 A CA498763 A CA 498763A CA 498763 A CA498763 A CA 498763A CA 498763D A CA498763D A CA 498763DA CA 498763 A CA498763 A CA 498763A
- Authority
- CA
- Canada
- Prior art keywords
- telephone system
- measured service
- service telephone
- measured
- telephone
- 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 |
---|---|---|---|
CA498763T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA498763A true CA498763A (en) | 1953-12-29 |
Family
ID=35644204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA498763A Expired CA498763A (en) | Measured service telephone system |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA498763A (en) |
-
0
- CA CA498763A patent/CA498763A/en not_active Expired
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