2921343

Information

• Patent Grant
• 2921343

• References
• Source

• Patent Number

  2,921,343

• Date Filed

  Not available

• Date Issued

  Tuesday, January 19, 1960
  65 years ago

• CPC

  • B29C45/26 - Moulds
  • Y10S264/34 - Processes and molds for making buttons

• US Classifications

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