3048905

Information

• Patent Grant
• 3048905

• References
• Source

• Patent Number

  3,048,905

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1962
  62 years ago

• CPC

  • B22C9/04 - Use of lost patterns
  • B22C1/165 - in the manufacture of multilayered shell moulds
  • B22C9/126 - Hardening by freezing

• US Classifications

  • 164 - Metal founding