2223400

Information

• Patent Grant
• 2223400

• References
• Source

• Patent Number

  2,223,400

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1940
  84 years ago

• CPC

  • F27D1/004 - Linings or walls comprising means for securing bricks
  • F23M5/02 - characterised by the shape of the bricks or blocks used
  • F23M2700/0056 - Bricks for water tube combustion chamber walls

• US Classifications

  • 052 - Static structures