FR473785A - Warning device for automobiles or other uses - Google Patents
Warning device for automobiles or other usesInfo
- Publication number
- FR473785A FR473785A FR473785DA FR473785A FR 473785 A FR473785 A FR 473785A FR 473785D A FR473785D A FR 473785DA FR 473785 A FR473785 A FR 473785A
- Authority
- FR
- France
- Prior art keywords
- automobiles
- warning device
- warning
- 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 |
---|---|---|---|
FR473785T | 1913-10-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR473785A true FR473785A (en) | 1915-01-26 |
Family
ID=1511815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR473785D Expired FR473785A (en) | 1913-10-13 | 1913-10-13 | Warning device for automobiles or other uses |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR473785A (en) |
-
1913
- 1913-10-13 FR FR473785D patent/FR473785A/en not_active Expired
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