1823231

Information

• Patent Grant
• 1823231

• References
• Source

• Patent Number

  1,823,231

• Date Filed

  Not available

• Date Issued

  Tuesday, September 15, 1931
  93 years ago

• CPC

  • A43B23/086 - made of impregnated fabrics, plastics or the like
  • Y10T428/24488 - Differential nonuniformity at margin
  • Y10T442/3927 - Including a paper or wood pulp layer
  • Y10T442/3951 - Including a bituminous layer

• US Classifications

  • 036 - Boots, shoes, and leggings
  • 428 - Stock material or miscellaneous articles
  • 442 - Fabric