3104425

Information

• Patent Grant
• 3104425

• References
• Source

• Patent Number

  3,104,425

• Date Filed

  Not available

• Date Issued

  Tuesday, September 24, 1963
  61 years ago

• CPC

  • B29C45/44 - for undercut articles
  • B29D12/02 - Spectacle frames
  • Y10S425/042 - Ring

• US Classifications

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