2409290

Information

• Patent Grant
• 2409290

• References
• Source

• Patent Number

  2,409,290

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1946
  78 years ago

• CPC

  • B44B3/06 - Accessories
  • B23Q1/4804 - a single rotating pair followed perpendicularly by a single sliding pair
  • B23Q16/001 - Stops, cams, or holders therefor
  • B23Q35/04 - using a feeler or the like travelling along the outline of the pattern, model or drawing Feelers, patterns, or models therefor
  • B44B3/00 - Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled substantially two- dimensionally for carving, engraving, or guilloching shallow ornamenting or markings
  • B44B3/001 - by copying
  • G11B7/00 - Recording or reproducing by optical means
  • B44B2700/02 - Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled substantially two-dimensionally for carving, engraving, or guilloching shallow ornamenting or markings
  • B44B2700/021 - by copying
  • B44B2700/12 - Accessories Tool or work holders

• US Classifications

  • 033 - Geometrical instruments