475939

Information

• Patent Grant
• 475939

• References
• Source

• Patent Number

  475,939

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1892
  132 years ago

• CPC

  • B23D3/04 - in which the tool or workpiece is fed otherwise than in a straight line
  • Y10T409/504428 - with work infeed and means to arcuately reposition the cutter

• US Classifications

  • 409 - Gear cutting, milling, or planing