3557899

Information

• Patent Grant
• 3557899

• References
• Source

• Patent Number

  3,557,899

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1971
  54 years ago

• CPC

  • F41H13/0081 - the high-energy beam being acoustic
  • B06B1/0276 - with simultaneous generation
  • G10K11/28 - using reflection
  • G10K15/04 - Sound-producing devices
  • B06B2201/75 - Repelling animals, insects, humans

• US Classifications

  • 601 - Surgery: kinesitherapy
  • 043 - Fishing, trapping, and vermin destroying
  • 367 - Communications, electrical: acoustic wave systems and devices