3822106

Information

• Patent Grant
• 3822106

• References
• Source

• Patent Number

  3,822,106

• Date Filed

  Not available

• Date Issued

  Tuesday, July 2, 1974
  50 years ago

• CPC

  • B28B21/22 - using rotatable mould or core parts
  • B28B21/08 - by slip-casting Moulds therefor
  • B28B21/205 - having a rigid frame inside the inflatable part of the core

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 249 - Static molds