1907250

Information

• Patent Grant
• 1907250

• References
• Source

• Patent Number

  1,907,250

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1933
  91 years ago

• CPC

  • B44B1/02 - wherein three-dimensional copies are made
  • 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
  • 434 - Education and demonstration