FR495616A - Refinements to the tubes with diaphragm - Google Patents
Refinements to the tubes with diaphragmInfo
- Publication number
- FR495616A FR495616A FR495616DA FR495616A FR 495616 A FR495616 A FR 495616A FR 495616D A FR495616D A FR 495616DA FR 495616 A FR495616 A FR 495616A
- Authority
- FR
- France
- Prior art keywords
- refinements
- diaphragm
- tubes
- 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
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
- G10K9/10—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by mechanical means only
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB495616X | 1918-02-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR495616A true FR495616A (en) | 1919-10-14 |
Family
ID=1531137
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR495616D Expired FR495616A (en) | 1918-02-21 | 1919-02-08 | Refinements to the tubes with diaphragm |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR495616A (en) |
-
1919
- 1919-02-08 FR FR495616D patent/FR495616A/en not_active Expired
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