3579737

Information

• Patent Grant
• 3579737

• References
• Source

• Patent Number

  3,579,737

• Date Filed

  Not available

• Date Issued

  Tuesday, May 25, 1971
  53 years ago

• CPC

  • B29C57/125 - using tools with helical grooves

• US Classifications

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