3522336

Information

• Patent Grant
• 3522336

• References
• Source

• Patent Number

  3,522,336

• Date Filed

  Not available

• Date Issued

  Tuesday, July 28, 1970
  55 years ago

• CPC

  • B28B23/028 - for double - wall articles

• US Classifications

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