1937887

Information

• Patent Grant
• 1937887

• References
• Source

• Patent Number

  1,937,887

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1933
  91 years ago

• CPC

  • B23D37/06 - for broaching outer surfaces
  • Y10T409/404375 - with plural cutters
  • Y10T409/40455 - with means to advance, infeed, or manipulate work
  • Y10T409/405775 - with means to hold work during cutting

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 269 - Work holders