3851861

Information

• Patent Grant
• 3851861

• References
• Source

• Patent Number

  3,851,861

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1974
  50 years ago

• CPC

  • A61L12/026 - Ultrasounds
  • B08B3/12 - by sonic or ultrasonic vibrations
  • Y10S134/901 - Contact lens

• US Classifications

  • 366 - Agitating
  • 134 - Cleaning and liquid contact with solids
  • 392 - Electric resistance heating devices