1378611

Information

• Patent Grant
• 1378611

• References
• Source

• Patent Number

  1,378,611

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1921
  103 years ago

• CPC

  • B23D63/123 - using two or more grinding wheels simultaneously
  • B23D63/003 - Saw clamping devices
  • Y10T409/304648 - with control means energized in response to activator stimulated by condition sensor

• US Classifications

  • 076 - Metal tools and implements, making
  • 409 - Gear cutting, milling, or planing
  • 451 - Abrading