2704893

Information

• Patent Grant
• 2704893

• References
• Source

• Patent Number

  2,704,893

• Date Filed

  Not available

• Date Issued

  Tuesday, March 29, 1955
  70 years ago

• CPC

  • B43L11/00 - Non-circular-curve-drawing instruments
  • B43L12/00 - Means to prevent slippage
  • B43L13/20 - Curve rulers or templets
  • B43L13/22 - Adjustable curve rulers

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 033 - Geometrical instruments