ES119316A1 - Improvements in microphones. - Google Patents
Improvements in microphones.Info
- Publication number
- ES119316A1 ES119316A1 ES119316A ES119316A ES119316A1 ES 119316 A1 ES119316 A1 ES 119316A1 ES 119316 A ES119316 A ES 119316A ES 119316 A ES119316 A ES 119316A ES 119316 A1 ES119316 A1 ES 119316A1
- Authority
- ES
- Spain
- Prior art keywords
- microphones
- 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 |
---|---|---|---|
ES119316A ES119316A1 (en) | 1930-08-06 | 1930-08-06 | Improvements in microphones. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES119316A ES119316A1 (en) | 1930-08-06 | 1930-08-06 | Improvements in microphones. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES119316A1 true ES119316A1 (en) | 1930-09-16 |
Family
ID=65579030
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES119316A Expired ES119316A1 (en) | 1930-08-06 | 1930-08-06 | Improvements in microphones. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES119316A1 (en) |
-
1930
- 1930-08-06 ES ES119316A patent/ES119316A1/en not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ES119316A1 (en) | Improvements in microphones. | |
DK45341C (en) | Speakers. | |
DK45448C (en) | Speaker. | |
DK45640C (en) | Speaker. | |
ES117335A1 (en) | Perfeccionamientos in ensacadoras mechanical. | |
ES122431A1 (en) | Improvements in microphones. | |
CH160329A (en) | Plane. | |
DK43071C (en) | Toldehane. | |
DK44027C (en) | Skraatobaksæske. | |
DK44204C (en) | Saamaskine. | |
DK44398C (en) | Forplov. | |
DK44510C (en) | Hesterive. | |
DK44571C (en) | Kohaleholder. | |
DK44640C (en) | Gribeskovl. | |
DK44688C (en) | Ajlenedfæelder. | |
DK44751C (en) | Kohaleholder. | |
DK45284C (en) | Saamaskine. | |
DK45292C (en) | Bardunanker. | |
DK46054C (en) | Magasinkamin. | |
DK46289C (en) | Høvender. | |
DK46788C (en) | Plantemaskine. | |
DK50636C (en) | Fyrstav. | |
ES104Y (en) | Carrier-packages. | |
ES191Y (en) | Tie-handkerchief. | |
GR2705B (en) | ENGINE - ROCKETS. |