ES150842A3 - Un dispòsitivo intercomunicador telemegáfono - Google Patents
Un dispòsitivo intercomunicador telemegáfonoInfo
- Publication number
- ES150842A3 ES150842A3 ES150842A ES150842A ES150842A3 ES 150842 A3 ES150842 A3 ES 150842A3 ES 150842 A ES150842 A ES 150842A ES 150842 A ES150842 A ES 150842A ES 150842 A3 ES150842 A3 ES 150842A3
- Authority
- ES
- Spain
- Prior art keywords
- telemegaphone
- intercom device
- intercom
- device telemegaphone
- 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 |
---|---|---|---|
ES150842A ES150842A3 (es) | 1940-10-23 | 1940-10-23 | Un dispòsitivo intercomunicador telemegáfono |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES150842A ES150842A3 (es) | 1940-10-23 | 1940-10-23 | Un dispòsitivo intercomunicador telemegáfono |
Publications (1)
Publication Number | Publication Date |
---|---|
ES150842A3 true ES150842A3 (es) | 1942-06-01 |
Family
ID=69420471
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES150842A Expired ES150842A3 (es) | 1940-10-23 | 1940-10-23 | Un dispòsitivo intercomunicador telemegáfono |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES150842A3 (es) |
-
1940
- 1940-10-23 ES ES150842A patent/ES150842A3/es not_active Expired
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