3447590

Information

• Patent Grant
• 3447590

• References
• Source

• Patent Number

  3,447,590

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1969
  55 years ago

• CPC

  • B22D11/0628 - formed by more than two casting wheels

• US Classifications

  • 164 - Metal founding
  • 065 - Glass manufacturing