1891983

Information

• Patent Grant
• 1891983

• References
• Source

• Patent Number

  1,891,983

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1932
  92 years ago

• CPC

  • A01J5/12 - with membranes
  • Y10T137/2552 - With pulsation responsive pilot valve

• US Classifications

  • 119 - Animal husbandry
  • 092 - Expansible chamber devices
  • 137 - Fluid handling
  • 251 - Valves and valve actuation