2075489

Information

• Patent Grant
• 2075489

• References
• Source

• Patent Number

  2,075,489

• Date Filed

  Not available

• Date Issued

  Tuesday, March 30, 1937
  87 years ago

• CPC

  • B23F5/22 - the tool being a hob for making spur gears
  • Y10T29/5128 - Rotary work - vertical axis
  • Y10T409/103021 - and infeed radially of axis of work rotation

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 029 - Metal working