2222069

Information

• Patent Grant
• 2222069

• References
• Source

• Patent Number

  2,222,069

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1940
  84 years ago

• CPC

  • B23Q35/128 - Sensing by using optical means
  • Y10T409/30112 - Process
  • Y10T409/301792 - including means to sense optical or magnetic image
  • Y10T409/302856 - For using planar templet in cutting profile [e.g., contour map from planar map, etc.]

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 033 - Geometrical instruments
  • 356 - Optics: measuring and testing