3493991

Information

• Patent Grant
• 3493991

• References
• Source

• Patent Number

  3,493,991

• Date Filed

  Not available

• Date Issued

  Tuesday, February 10, 1970
  55 years ago

• CPC

  • A46B15/0012 - with a pressure controlling device
  • A46B5/0062 - being flexible or resilient during use
  • B25G3/38 - Hinged, pivoted, swivelling, or folding joints
  • A46B2200/1066 - Toothbrush for cleaning the teeth or dentures
  • Y10S16/90 - Handle with angularly adjustable component
  • Y10T16/50 - Swinging
  • Y10T403/32844 - Manually variable
  • Y10T403/54 - Flexible member is joint component

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning
  • 016 - Miscellaneous hardware
  • 403 - Joints and connections