3481250

Information

• Patent Grant
• 3481250

• References
• Source

• Patent Number

  3,481,250

• Date Filed

  Not available

• Date Issued

  Tuesday, December 2, 1969
  55 years ago

• CPC

  • F01B29/02 - Atmospheric engines
  • A47L9/0072 - Mechanical means for controlling the suction or for effecting pulsating action
  • Y10T137/86413 - Self-cycling

• US Classifications

  • 091 - Motors: expansible chamber type
  • 015 - Brushing, scrubbing, and general cleaning
  • 137 - Fluid handling