2283921

Information

• Patent Grant
• 2283921

• References
• Source

• Patent Number

  2,283,921

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1942
  82 years ago

• CPC

  • B28B21/44 - by projecting

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus