2342801

Information

• Patent Grant
• 2342801

• References
• Source

• Patent Number

  2,342,801

• Date Filed

  Not available

• Date Issued

  Tuesday, February 29, 1944
  80 years ago

• CPC

  • B28B21/40 - by evacuating one or more of the mould parts; Vacuum machines
  • B28B21/30 - Centrifugal moulding

• US Classifications

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