2768905

Information

• Patent Grant
• 2768905

• References
• Source

• Patent Number

  2,768,905

• Date Filed

  Not available

• Date Issued

  Tuesday, October 30, 1956
  68 years ago

• CPC

  • D21H23/30 - Pretreatment of the paper
  • D21H5/0007 - Pretreatment of paper to which liquids or other fluent materials are to be applied

• US Classifications

  • 427 - Coating processes
  • 118 - Coating apparatus
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 264 - Plastic and nonmetallic article shaping or treating: processes