2300698

Information

• Patent Grant
• 2300698

• References
• Source

• Patent Number

  2,300,698

• Date Filed

  Not available

• Date Issued

  Tuesday, November 3, 1942
  82 years ago

• CPC

  • B23Q35/20 - with special means for varying the ratio of reproduction
  • B23Q35/105 - of two lines
  • B25H7/00 - Marking-out or setting-out work
  • B44B3/002 - using a pantograph
  • B44B3/006 - carving or engraving devices having several cutting tools
  • B44B3/066 - Master copy holders
  • Y10T409/303248 - with provision for circumferential relative movement of cutter and work

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 033 - Geometrical instruments