2966713

Information

• Patent Grant
• 2966713

• References
• Source

• Patent Number

  2,966,713

• Date Filed

  Not available

• Date Issued

  Tuesday, January 3, 1961
  64 years ago

• CPC

  • B28B7/0011 - Mould seals
  • B28B7/28 - Cores Mandrels
  • B28B21/40 - by evacuating one or more of the mould parts; Vacuum machines
  • Y10S264/78 - Processes of molding using vacuum

• US Classifications

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