1980365

Information

• Patent Grant
• 1980365

• References
• Source

• Patent Number

  1,980,365

• Date Filed

  Not available

• Date Issued

  Tuesday, November 13, 1934
  90 years ago

• CPC

  • B23F9/105 - with continuous indexing
  • B23F19/005 - using a face-mill-type tool
  • Y10T409/103975 - Process

• US Classifications

  • 409 - Gear cutting, milling, or planing