2177347

Information

• Patent Grant
• 2177347

• References
• Source

• Patent Number

  2,177,347

• Date Filed

  Not available

• Date Issued

  Tuesday, October 24, 1939
  85 years ago

• CPC

  • B23Q35/20 - with special means for varying the ratio of reproduction
  • Y10S29/064 - Ambulatory cutter with fluent conduit
  • Y10S29/086 - Hood encased cutter
  • Y10T409/301232 - including pantograph cutter-carrier
  • 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
  • 029 - Metal working