2349806

Information

• Patent Grant
• 2349806

• References
• Source

• Patent Number

  2,349,806

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1944
  80 years ago

• CPC

  • B22C9/126 - Hardening by freezing
  • B28B7/34 - Moulds, cores, or mandrels of special material
  • B28B7/36 - Linings or coatings

• US Classifications

  • 249 - Static molds