3649727

Information

• Patent Grant
• 3649727

• References
• Source

• Patent Number

  3,649,727

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1972
  52 years ago

• CPC

  • B28B21/24 - using compacting heads, rollers, or the like

• US Classifications

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