3808764

Information

• Patent Grant
• 3808764

• References
• Source

• Patent Number

  3,808,764

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1974
  50 years ago

• CPC

  • F27D1/08 - Bricks or blocks with internal reinforcement or metal backing
  • F23M5/02 - characterised by the shape of the bricks or blocks used

• US Classifications

  • 501 - Compositions: ceramic
  • 052 - Static structures