1678651

Information

• Patent Grant
• 1678651

• References
• Source

• Patent Number

  1,678,651

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1928
  97 years ago

• CPC

  • B23D3/04 - in which the tool or workpiece is fed otherwise than in a straight line
  • Y10T409/500328 - including use of tracer adapted to trigger electrical or fluid energy

• US Classifications

  • 409 - Gear cutting, milling, or planing