2221051

Information

• Patent Grant
• 2221051

• References
• Source

• Patent Number

  2,221,051

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1940
  84 years ago

• CPC

  • F16N7/16 - the oil being carried up by a lifting device

• US Classifications

  • 384 - Bearings