2689989

Information

• Patent Grant
• 2689989

• References
• Source

• Patent Number

  2,689,989

• Date Filed

  Not available

• Date Issued

  Tuesday, September 28, 1954
  70 years ago

• CPC

  • B22D13/066 - several moulds being disposed in a circle
  • B22D13/00 - Centrifugal casting Casting by using centrifugal force

• US Classifications

  • 164 - Metal founding