3174225

Information

• Patent Grant
• 3174225

• References
• Source

• Patent Number

  3,174,225

• Date Filed

  Not available

• Date Issued

  Tuesday, March 23, 1965
  60 years ago

• CPC

  • B28D1/226 - with plural scoring tools

• US Classifications

  • 030 - Cutlery
  • 033 - Geometrical instruments