2431986

Information

• Patent Grant
• 2431986

• References
• Source

• Patent Number

  2,431,986

• Date Filed

  Not available

• Date Issued

  Tuesday, December 2, 1947
  77 years ago

• CPC

  • C23C22/72 - Treatment of iron or alloys based thereon

• US Classifications

  • 148 - Metal treatment