1661237

Information

• Patent Grant
• 1661237

• References
• Source

• Patent Number

  1,661,237

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1928
  97 years ago

• CPC

  • A01B63/045 - for vertically adjusting wheels or similar rotary supporting elements

• US Classifications

  • 172 - Earth working