776701

Information

• Patent Grant
• 776701

• References
• Source

• Patent Number

  776,701

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1904
  120 years ago

• CPC

  • F22B21/088 - involving an upper drum and a lower drum and two lateral drums

• US Classifications

  • 122 - Liquid heaters and vaporizers