FR381359A - Siren with several sounds - Google Patents
Siren with several soundsInfo
- Publication number
- FR381359A FR381359A FR381359DA FR381359A FR 381359 A FR381359 A FR 381359A FR 381359D A FR381359D A FR 381359DA FR 381359 A FR381359 A FR 381359A
- Authority
- FR
- France
- Prior art keywords
- siren
- several sounds
- sounds
- several
- 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
- G10K7/00—Sirens
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR381359T | 1907-08-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR381359A true FR381359A (en) | 1908-01-10 |
Family
ID=1427524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR381359D Expired FR381359A (en) | 1907-08-29 | 1907-08-29 | Siren with several sounds |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR381359A (en) |
-
1907
- 1907-08-29 FR FR381359D patent/FR381359A/en not_active Expired
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