NL59483C - Sound equipment. - Google Patents
Sound equipment.Info
- Publication number
- NL59483C NL59483C NL102531A NL102531A NL59483C NL 59483 C NL59483 C NL 59483C NL 102531 A NL102531 A NL 102531A NL 102531 A NL102531 A NL 102531A NL 59483 C NL59483 C NL 59483C
- Authority
- NL
- Netherlands
- Prior art keywords
- sound equipment
- sound
- equipment
- Prior art date
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
- G10K9/02—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by gas; e.g. suction operated
- G10K9/04—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by gas; e.g. suction operated by compressed gases, e.g. compressed air
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Emergency Alarm Devices (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE2371949X | 1940-02-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL59483C true NL59483C (en) | 1947-06-16 |
Family
ID=20425439
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL102531A NL59483C (en) | 1940-02-13 | 1941-08-12 | Sound equipment. |
Country Status (5)
Country | Link |
---|---|
US (1) | US2371949A (en) |
DE (1) | DE746247C (en) |
FR (1) | FR877851A (en) |
GB (1) | GB605774A (en) |
NL (1) | NL59483C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2884892A (en) * | 1954-12-01 | 1959-05-05 | Nathan Mfg Corp | Pneumatic sound producing device |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2477427A (en) * | 1945-07-20 | 1949-07-26 | Howard Foundry Company | Pneumatic sounder |
US2680422A (en) * | 1951-01-26 | 1954-06-08 | George D Woody | Air horn |
-
1941
- 1941-02-12 DE DET54933D patent/DE746247C/en not_active Expired
- 1941-02-24 FR FR877851D patent/FR877851A/en not_active Expired
- 1941-08-12 NL NL102531A patent/NL59483C/en active
- 1941-09-18 GB GB11998/41A patent/GB605774A/en not_active Expired
- 1941-11-04 US US417869A patent/US2371949A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2884892A (en) * | 1954-12-01 | 1959-05-05 | Nathan Mfg Corp | Pneumatic sound producing device |
Also Published As
Publication number | Publication date |
---|---|
DE746247C (en) | 1944-06-19 |
US2371949A (en) | 1945-03-20 |
FR877851A (en) | 1943-01-05 |
GB605774A (en) | 1948-07-30 |
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