1861055

Information

• Patent Grant
• 1861055

• References
• Source

• Patent Number

  1,861,055

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1932
  93 years ago

• CPC

  • B23B41/00 - Boring or drilling machines or devices specially adapted for particular work Accessories specially adapted therefor
  • Y10T29/5133 - Crankshaft
  • Y10T408/3788 - Plural pairs of coaxial, opposed tools

• US Classifications

  • 029 - Metal working
  • 408 - Cutting by use of rotating axially moving tool