3409716

Information

• Patent Grant
• 3409716

• References
• Source

• Patent Number

  3,409,716

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1968
  56 years ago

• CPC

  • F27D1/08 - Bricks or blocks with internal reinforcement or metal backing
  • B28B23/0018 - Producing metal-clad stones, such as oven stones

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 249 - Static molds
  • 425 - Plastic article or earthenware shaping or treating: apparatus