1288967

Information

• Patent Grant
• 1288967

• References
• Source

• Patent Number

  1,288,967

• Date Filed

  Not available

• Date Issued

  Tuesday, December 24, 1918
  106 years ago

• CPC

  • E04C2/049 - completely or partially of insulating material
  • Y10S428/911 - Penetration resistant layer
  • Y10T442/128 - Including a layer derived from a water-settable material [e.g., cement, gypsum, etc.]

• US Classifications

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