3413139

Information

• Patent Grant
• 3413139

• References
• Source

• Patent Number

  3,413,139

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1968
  56 years ago

• CPC

  • D21H23/72 - Plural serial stages only
  • D21H5/0052 - Plural serial stages
  • Y10T428/31993 - Of paper

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 427 - Coating processes