678385

Information

• Patent Grant
• 678385

• References
• Source

• Patent Number

  678,385

• Date Filed

  Not available

• Date Issued

  Tuesday, July 16, 1901
  123 years ago

• CPC

  • B23F5/207 - the tools being interlocked
  • Y10T74/1424 - Sequential
  • Y10T409/106201 - Plural rotary cutters
  • Y10T409/10954 - Work dividing or checking of work position or division

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 074 - Machine element or mechanism
  • 451 - Abrading