ES165398A1 - IMPROVEMENTS INTRODUCED IN TELEPHONE SYSTEMS, ESPECIALLY IN THE CASES OF INTER-CUBAN TRAFFIC - Google Patents
IMPROVEMENTS INTRODUCED IN TELEPHONE SYSTEMS, ESPECIALLY IN THE CASES OF INTER-CUBAN TRAFFICInfo
- Publication number
- ES165398A1 ES165398A1 ES165398A ES165398A ES165398A1 ES 165398 A1 ES165398 A1 ES 165398A1 ES 165398 A ES165398 A ES 165398A ES 165398 A ES165398 A ES 165398A ES 165398 A1 ES165398 A1 ES 165398A1
- Authority
- ES
- Spain
- Prior art keywords
- cuban
- inter
- traffic
- cases
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES165398A ES165398A1 (en) | 1944-03-30 | 1944-03-30 | IMPROVEMENTS INTRODUCED IN TELEPHONE SYSTEMS, ESPECIALLY IN THE CASES OF INTER-CUBAN TRAFFIC |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES165398A ES165398A1 (en) | 1944-03-30 | 1944-03-30 | IMPROVEMENTS INTRODUCED IN TELEPHONE SYSTEMS, ESPECIALLY IN THE CASES OF INTER-CUBAN TRAFFIC |
Publications (1)
Publication Number | Publication Date |
---|---|
ES165398A1 true ES165398A1 (en) | 1944-11-16 |
Family
ID=65644277
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES165398A Expired ES165398A1 (en) | 1944-03-30 | 1944-03-30 | IMPROVEMENTS INTRODUCED IN TELEPHONE SYSTEMS, ESPECIALLY IN THE CASES OF INTER-CUBAN TRAFFIC |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES165398A1 (en) |
-
1944
- 1944-03-30 ES ES165398A patent/ES165398A1/en not_active Expired
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