2288038

Information

• Patent Grant
• 2288038

• References
• Source

• Patent Number

  2,288,038

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1942
  82 years ago

• CPC

  • C21D9/10 - shotgun barrels

• US Classifications

  • 219 - Electric heating
  • 336 - Inductor devices