3503370

Information

• Patent Grant
• 3503370

• References
• Source

• Patent Number

  3,503,370

• Date Filed

  Not available

• Date Issued

  Tuesday, March 31, 1970
  54 years ago

• CPC

  • D21H23/30 - Pretreatment of the paper
  • B05C5/007 - Slide-hopper coaters
  • B05C5/0254 - Coating heads with slot-shaped outlet
  • D21H5/0007 - Pretreatment of paper to which liquids or other fluent materials are to be applied

• US Classifications

  • 118 - Coating apparatus
  • 015 - Brushing, scrubbing, and general cleaning