2239237

Information

• Patent Grant
• 2239237

• References
• Source

• Patent Number

  2,239,237

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1941
  83 years ago

• CPC

  • B23D37/06 - for broaching outer surfaces
  • Y10T409/404725 - Interrelated with cutter infeed

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 091 - Motors: expansible chamber type