1218541

Information

• Patent Grant
• 1218541

• References
• Source

• Patent Number

  1,218,541

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1917
  107 years ago

• CPC

  • A01B17/008 - rotating about a vertical or steeply inclined axis

• US Classifications

  • 172 - Earth working