3739858

Information

• Patent Grant
• 3739858

• References
• Source

• Patent Number

  3,739,858

• Date Filed

  Not available

• Date Issued

  Tuesday, June 19, 1973
  51 years ago

• CPC

  • A01B39/085 - the rotating tools being actively driven
  • A01B33/06 - with tools on vertical or steeply-inclined shaft

• US Classifications

  • 172 - Earth working
  • 464 - Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts