2983321

Information

• Patent Grant
• 2983321

• References
• Source

• Patent Number

  2,983,321

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1961
  63 years ago

• CPC

  • A01B63/32 - operated by hydraulic or pneumatic means without automatic control
  • A01B35/06 - with spring tools or with resiliently- or flexibly-attached rigid tools

• US Classifications

  • 172 - Earth working