ES564U - An improved system of high voice for radio-telephony and phonography (Machine-translation by Google Translate, not legally binding) - Google Patents
An improved system of high voice for radio-telephony and phonography (Machine-translation by Google Translate, not legally binding)Info
- Publication number
- ES564U ES564U ES0000564U ES564U ES564U ES 564 U ES564 U ES 564U ES 0000564 U ES0000564 U ES 0000564U ES 564 U ES564 U ES 564U ES 564 U ES564 U ES 564U
- Authority
- ES
- Spain
- Prior art keywords
- phonography
- translation
- machine
- legally binding
- google translate
- 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.)
- Pending
Links
Landscapes
- Diaphragms For Electromechanical Transducers (AREA)
Abstract
An improved system of loudspeaker for radiotelephony and phonography, characterized in that the diaphragm (1) thereof conical, has on the edge one or more circular channels (2) of convenient section and a flat flange (3) by the one that is applied to the flange (4) that forms the body (5) of the apparatus, with the intermediation of a felt washer (6) or analogous material and the own flange (3) of the diaphragm being opened with another washer (7) of the same material as the first. (Machine-translation by Google Translate, not legally binding)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES0000564U ES564U (en) | 1931-07-21 | 1931-07-21 | An improved system of high voice for radio-telephony and phonography (Machine-translation by Google Translate, not legally binding) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES0000564U ES564U (en) | 1931-07-21 | 1931-07-21 | An improved system of high voice for radio-telephony and phonography (Machine-translation by Google Translate, not legally binding) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES564U true ES564U (en) | 1931-08-16 |
Family
ID=51065404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES0000564U Pending ES564U (en) | 1931-07-21 | 1931-07-21 | An improved system of high voice for radio-telephony and phonography (Machine-translation by Google Translate, not legally binding) |
Country Status (1)
| Country | Link |
|---|---|
| ES (1) | ES564U (en) |
-
1931
- 1931-07-21 ES ES0000564U patent/ES564U/en active Pending
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