2151743

Information

• Patent Grant
• 2151743

• References
• Source

• Patent Number

  2,151,743

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1939
  85 years ago

• CPC

  • B23Q35/12 - involving electrical means
  • Y10T409/301736 - to make a double curvature foil
  • Y10T409/301792 - including means to sense optical or magnetic image
  • Y10T409/30196 - to actuate electrically driven work or tool moving means

• US Classifications

  • 409 - Gear cutting, milling, or planing