2212737

Information

• Patent Grant
• 2212737

• References
• Source

• Patent Number

  2,212,737

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1940
  85 years ago

• CPC

  • B23F1/08 - by broaching by broach-milling
  • Y10T409/101431 - Gear tooth shape generating
  • Y10T409/102385 - Plural hobs

• US Classifications

  • 409 - Gear cutting, milling, or planing