3387645

Information

• Patent Grant
• 3387645

• References
• Source

• Patent Number

  3,387,645

• Date Filed

  Not available

• Date Issued

  Tuesday, June 11, 1968
  56 years ago

• CPC

  • B22C13/02 - equipped with templates

• US Classifications

  • 164 - Metal founding
  • 033 - Geometrical instruments