1379330

Information

• Patent Grant
• 1379330

• References
• Source

• Patent Number

  1,379,330

• Date Filed

  Not available

• Date Issued

  Tuesday, May 24, 1921
  103 years ago

• CPC

  • E04C2/284 - at least one of the materials being insulating
  • Y10T428/24347 - From both sides
  • Y10T428/31765 - Inorganic-containing or next to inorganic-containing
  • Y10T428/31772 - Next to cellulosic
  • Y10T442/119 - Including a paper layer

• US Classifications

  • 442 - Fabric
  • 428 - Stock material or miscellaneous articles