1481559

Information

• Patent Grant
• 1481559

• References
• Source

• Patent Number

  1,481,559

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1924
  101 years ago

• CPC

  • F28F21/003 - for domestic or space-heating systems
  • Y10T29/4935 - Heat exchanger or boiler making

• US Classifications

  • 165 - Heat exchange
  • 029 - Metal working