3643976

Information

• Patent Grant
• 3643976

• References
• Source

• Patent Number

  3,643,976

• Date Filed

  Not available

• Date Issued

  Tuesday, February 22, 1972
  52 years ago

• CPC

  • A01B59/063 - the connection comprising longitudinally oriented tang-and-sheath elements

• US Classifications

  • 172 - Earth working