3475803

Information

• Patent Grant
• 3475803

• References
• Source

• Patent Number

  3,475,803

• Date Filed

  Not available

• Date Issued

  Tuesday, November 4, 1969
  55 years ago

• CPC

  • B41N7/06 - for inking rollers
  • B29C44/043 - using a rotating mould
  • B29K2075/00 - Use of PU
  • B29L2031/324 - Rollers or cylinders having an axial length of several times the diameter
  • B41N2207/02 - Top layers
  • B41N2207/04 - Intermediate layers
  • B41N2207/14 - characterised by macromolecular organic compounds
  • Y10S264/14 - forming integral skin on a foamed product

• US Classifications

  • 492 - Roll or roller
  • 101 - Printing
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 521 - Synthetic resins or natural rubbers