1788582

Information

• Patent Grant
• 1788582

• References
• Source

• Patent Number

  1,788,582

• Date Filed

  Not available

• Date Issued

  Tuesday, January 13, 1931
  94 years ago

• CPC

  • F23N3/06 - by conjoint operation of two or more valves or dampers
  • F23N3/065 - using mechanical means

• US Classifications

  • 236 - Automatic temperature and humidity regulation