1864239

Information

• Patent Grant
• 1864239

• References
• Source

• Patent Number

  1,864,239

• Date Filed

  Not available

• Date Issued

  Tuesday, June 21, 1932
  92 years ago

• CPC

  • F22D5/16 - of fluids

• US Classifications

  • 122 - Liquid heaters and vaporizers