3456580

Information

• Patent Grant
• 3456580

• References
• Source

• Patent Number

  3,456,580

• Date Filed

  Not available

• Date Issued

  Tuesday, July 22, 1969
  55 years ago

• CPC

  • A41H3/02 - Making patterns by copying

• US Classifications

  • 100 - Presses
  • 033 - Geometrical instruments
  • 270 - Sheet-material associating