2089939

Information

• Patent Grant
• 2089939

• References
• Source

• Patent Number

  2,089,939

• Date Filed

  Not available

• Date Issued

  Tuesday, August 17, 1937
  86 years ago

• CPC

  • C22C11/04 - with copper as the next major constituent

• US Classifications

  • 420 - Alloys or metallic compositions