2501294

Information

• Patent Grant
• 2501294

• References
• Source

• Patent Number

  2,501,294

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1950
  74 years ago

• CPC

  • A01J5/12 - with membranes
  • Y10T137/2546 - Vacuum or suction pulsator type [e.g., milking machine]

• US Classifications

  • 137 - Fluid handling
  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices
  • 251 - Valves and valve actuation
  • 417 - Pumps