3452406

Information

• Patent Grant
• 3452406

• References
• Source

• Patent Number

  3,452,406

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1969
  55 years ago

• CPC

  • E01C19/4833 - with tamping or vibrating means for consolidating or finishing

• US Classifications

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