1954904

Information

• Patent Grant
• 1954904

• References
• Source

• Patent Number

  1,954,904

• Date Filed

  Not available

• Date Issued

  Tuesday, April 17, 1934
  90 years ago

• CPC

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

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 404 - Road structure, process, or apparatus