3720353

Information

• Patent Grant
• 3720353

• References
• Source

• Patent Number

  3,720,353

• Date Filed

  Not available

• Date Issued

  Tuesday, March 13, 1973
  51 years ago

• CPC

  • F04B7/0011 - and having an oscillating movement
  • F04B23/023 - only the pump-part being immersed, the driving-part being outside the reservoir
  • F04B53/14 - Pistons, piston-rods or piston-rod connections
  • F04B53/164 - Stoffing boxes

• US Classifications

  • 222 - Dispensing
  • 417 - Pumps