3701343

Information

• Patent Grant
• 3701343

• References
• Source

• Patent Number

  3,701,343

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1972
  52 years ago

• CPC

  • F22B27/08 - bent helically

• US Classifications

  • 126 - Stoves and furnaces
  • 122 - Liquid heaters and vaporizers