1669429

Information

• Patent Grant
• 1669429

• References
• Source

• Patent Number

  1,669,429

• Date Filed

  Not available

• Date Issued

  Tuesday, May 15, 1928
  96 years ago

• CPC

  • D21H27/06 - Vegetable or imitation parchment Glassine paper
  • D21H5/08 - Vegetable parchment

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture