1521296

Information

• Patent Grant
• 1521296

• References
• Source

• Patent Number

  1,521,296

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1924
  100 years ago

• CPC

  • F23H11/04 - with the bars pivoted at one side

• US Classifications

  • 110 - Furnaces