(under subclass 384.1) Subject matter wherein the audible signalling means includes a source for generating electrical signals within an ultrasonic frequency range and a transducer means for converting the electrical signals into an acoustic wave to repel unwanted animals.
SEE OR SEARCH CLASS
43, Fishing, Trapping, and Vermin Destroying, appropriate subclasses for similar subject matter wherein the animal is destroyed or at least injured.
116, Signals and Indicators,
22, for nonelectrical animal frightening device.
367, Communications, Electrical: Acoustic Wave Systems or Devices,
