2369608

Information

• Patent Grant
• 2369608

• References
• Source

• Patent Number

  2,369,608

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1945
  80 years ago

• CPC

  • B28B21/40 - by evacuating one or more of the mould parts; Vacuum machines
  • B28B21/42 - by shaping on or against mandrels or like moulding surfaces

• US Classifications

  • 162 - Paper making and fiber liberation
  • 264 - Plastic and nonmetallic article shaping or treating: processes