ES85523A1 - Aparato transmisor del sonido para teléfonos. - Google Patents
Aparato transmisor del sonido para teléfonos.Info
- Publication number
- ES85523A1 ES85523A1 ES85523A ES85523A ES85523A1 ES 85523 A1 ES85523 A1 ES 85523A1 ES 85523 A ES85523 A ES 85523A ES 85523 A ES85523 A ES 85523A ES 85523 A1 ES85523 A1 ES 85523A1
- Authority
- ES
- Spain
- Prior art keywords
- telephones
- transmitting device
- sound transmitting
- sound
- transmitting
- 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 |
---|---|---|---|
ES85523A ES85523A1 (es) | 1923-05-18 | 1923-05-18 | Aparato transmisor del sonido para teléfonos. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES85523A ES85523A1 (es) | 1923-05-18 | 1923-05-18 | Aparato transmisor del sonido para teléfonos. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES85523A1 true ES85523A1 (es) | 1923-07-01 |
Family
ID=64251241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES85523A Expired ES85523A1 (es) | 1923-05-18 | 1923-05-18 | Aparato transmisor del sonido para teléfonos. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES85523A1 (es) |
-
1923
- 1923-05-18 ES ES85523A patent/ES85523A1/es not_active Expired
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