3315265

Information

• Patent Grant
• 3315265

• References
• Source

• Patent Number

  3,315,265

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1967
  57 years ago

• CPC

  • B43L11/08 - for drawing involutes
  • B43L13/00 - Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
  • G01B5/20 - for measuring contours or curvatures
  • G09B25/02 - of industrial processes of machinery

• US Classifications

  • 346 - Recorders
  • 033 - Geometrical instruments