3590427

Information

• Patent Grant
• 3590427

• References
• Source

• Patent Number

  3,590,427

• Date Filed

  Not available

• Date Issued

  Tuesday, July 6, 1971
  53 years ago

• CPC

  • B65B9/24 - the tubes being formed in situ by extrusion

• US Classifications

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