3642973

Information

• Patent Grant
• 3642973

• References
• Source

• Patent Number

  3,642,973

• Date Filed

  Not available

• Date Issued

  Tuesday, February 15, 1972
  53 years ago

• CPC

  • B29D35/084 - using exchangeable mould elements

• US Classifications

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