3836391

Information

• Patent Grant
• 3836391

• References
• Source

• Patent Number

  3,836,391

• Date Filed

  Not available

• Date Issued

  Tuesday, September 17, 1974
  50 years ago

• CPC

  • D21H27/00 - Special paper not otherwise provided for
  • D21H5/0072 - Anti-slip papers
  • D21H19/40 - siliceous
  • Y10T428/252 - Glass or ceramic [i.e., fired or glazed clay, cement, etc.] [porcelain, quartz, etc.]
  • Y10T428/273 - of coating

• US Classifications

  • 428 - Stock material or miscellaneous articles