1680832

Information

• Patent Grant
• 1680832

• References
• Source

• Patent Number

  1,680,832

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1928
  96 years ago

• CPC

  • B28B21/80 - adapted to centrifugal or rotational moulding
  • Y10T428/21 - Circular sheet or circular blank
  • Y10T428/24992 - Density or compression of components

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 264 - Plastic and nonmetallic article shaping or treating: processes