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Class Information
Number: 116/137A
Name: Signals and indicators > Horns, whistles and compressional wave generators > Supersonic wave generators

Patents under this class:

Patent Number Title Of Patent Date Issued
8578874 Spray caps for generating spraying sounds having enhanced perceived loudness Nov. 12, 2013
8520471 Towed acoustic source Aug. 27, 2013
7918309 Apparatus for producing a continuous sonic boom Apr. 5, 2011
7841291 Ultrasonic and/or infrasonic animal repellent horn powered by compressed air canister combined with a strobe light Nov. 30, 2010
7585372 Method and apparatus for generating gas pulses Sep. 8, 2009
6338765 Ultrasonic impact methods for treatment of welded structures Jan. 15, 2002
6104281 Radio frequency identification transponder with electronic circuit enabling/disabling capability Aug. 15, 2000
5864517 Pulsed combustion acoustic wave generator Jan. 26, 1999
5430691 Shock wave generator Jul. 4, 1995
5341762 Ultrasonic pest control device and method for constructing the same Aug. 30, 1994
5297501 Intense noise generator Mar. 29, 1994
4970704 Acoustical generator Nov. 13, 1990
4868541 U-turn signal device Sep. 19, 1989
4647336 Rebuildable support assembly Mar. 3, 1987
4556963 Underwater sound generator Dec. 3, 1985
4499845 Horn for use in transmitting ultrasonic vibrations Feb. 19, 1985
4217786 Transmission cable for use with an ultrasonic device Aug. 19, 1980
4196406 Ultrasonic control device Apr. 1, 1980
4193049 Ultrasonic touch control panel Mar. 11, 1980
4142478 Ultrasonic signal generating device Mar. 6, 1979
4127081 Jet resonator pulsator Nov. 28, 1978
4122797 Ultrasonic sound source and method for manufacturing rectangular diaphragm of ultrasonic sound source Oct. 31, 1978
4104610 Ultrasonic wave horn Aug. 1, 1978
4095667 Portable underwater signalling transducer Jun. 20, 1978
4086122 Hydroacoustic welder Apr. 25, 1978
4030063 Ultra low frequency acoustic generator Jun. 14, 1977
3973250 Acoustically coupled burglar alarm system Aug. 3, 1976
3943884 Fluidic frequency generator Mar. 16, 1976
3934544 Ultrasonic wave transmitter mechanism Jan. 27, 1976

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