1416640

Information

• Patent Grant
• 1416640

• References
• Source

• Patent Number

  1,416,640

• Date Filed

  Not available

• Date Issued

  Tuesday, May 16, 1922
  103 years ago

• CPC

  • F16N7/366 - with feed by pumping action of a vertical shaft of the machine
  • F16N7/18 - with one or more feed members fixed on a shaft
  • F16N2210/22 - Centrifuges

• US Classifications

  • 384 - Bearings