3305392

Information

• Patent Grant
• 3305392

• References
• Source

• Patent Number

  3,305,392

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1967
  57 years ago

• CPC

  • D21H23/54 - Rubbing devices
  • B05C1/06 - by rubbing contact
  • B05D1/26 - performed by applying the liquid or other fluent material from an outlet device in contact with, or almost in contact with, the surface
  • D21H5/0027 - by a rubbing device
  • D21H17/14 - Carboxylic acids Derivatives thereof
  • Y10T428/24934 - including paper layer
  • Y10T428/249965 - Cellulosic
  • Y10T428/31993 - Of paper

• US Classifications

  • 428 - Stock material or miscellaneous articles