3900956

Information

• Patent Grant
• 3900956

• References
• Source

• Patent Number

  3,900,956

• Date Filed

  Not available

• Date Issued

  Tuesday, August 26, 1975
  49 years ago

• CPC

  • B43L13/201 - Stencils for drawing figures, objects
  • Y10T74/18016 - Oscillating to reciprocating and intermittent rotary

• US Classifications

  • 033 - Geometrical instruments
  • 074 - Machine element or mechanism
  • D10 - Measuring, testing, or signalling instruments