1704132

Information

• Patent Grant
• 1704132

• References
• Source

• Patent Number

  1,704,132

• Date Filed

  Not available

• Date Issued

  Tuesday, March 5, 1929
  96 years ago

• CPC

  • F22D1/20 - and directly connected to boilers

• US Classifications

  • 122 - Liquid heaters and vaporizers