2309842

Information

• Patent Grant
• 2309842

• References
• Source

• Patent Number

  2,309,842

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1943
  82 years ago

• CPC

  • E04B9/00 - Ceilings Construction of ceilings
  • E04B5/44 - Floors composed of stones, mortar, and reinforcing elements

• US Classifications

  • 052 - Static structures