3618677

Information

• Patent Grant
• 3618677

• References
• Source

• Patent Number

  3,618,677

• Date Filed

  Not available

• Date Issued

  Tuesday, November 9, 1971
  53 years ago

• CPC

  • B21J7/02 - Special design or construction
  • B23Q1/0018 - comprising hydraulic means
  • B23Q1/015 - Frames, beds, pillars
  • B25B27/22 - positioning sprocket chains, endless tracks, antiskid chains
  • Y10T29/53822 - Machine key and another member

• US Classifications

  • 173 - Tool driving or impacting
  • 029 - Metal working