1622012

Information

• Patent Grant
• 1622012

• References
• Source

• Patent Number

  1,622,012

• Date Filed

  Not available

• Date Issued

  Tuesday, March 22, 1927
  97 years ago

• CPC

  • B28B21/80 - adapted to centrifugal or rotational moulding

• US Classifications

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