3783785

Information

• Patent Grant
• 3783785

• References
• Source

• Patent Number

  3,783,785

• Date Filed

  Not available

• Date Issued

  Tuesday, January 8, 1974
  50 years ago

• CPC

  • B41K1/22 - with curved stamping surfaces for stamping by rolling contact
  • B43K8/20 - with roller writing-points

• US Classifications

  • 101 - Printing
  • 033 - Geometrical instruments
  • 401 - Coating implements with material supply