1653686

Information

• Patent Grant
• 1653686

• References
• Source

• Patent Number

  1,653,686

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1927
  97 years ago

• CPC

  • B23F5/205 - with plural tools
  • B23F5/20 - by milling
  • Y10T409/101749 - Process

• US Classifications

  • 409 - Gear cutting, milling, or planing