2222889

Information

• Patent Grant
• 2222889

• References
• Source

• Patent Number

  2,222,889

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1940
  84 years ago

• CPC

  • B28B21/34 - combined with vibrating or other additional compacting means

• US Classifications

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