2502767

Information

• Patent Grant
• 2502767

• References
• Source

• Patent Number

  2,502,767

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1950
  74 years ago

• CPC

  • B22C9/26 - for ribbed tubes for radiators
  • B22C9/06 - Permanent moulds for shaped castings

• US Classifications

  • 164 - Metal founding