3700165

Information

• Patent Grant
• 3700165

• References
• Source

• Patent Number

  3,700,165

• Date Filed

  Not available

• Date Issued

  Tuesday, October 24, 1972
  52 years ago

• CPC

  • B60H1/00442 - using a vacuum
  • B60H1/00485 - Valves for air-conditioning devices
  • G05D23/138 - for gases
  • G05D23/185 - with auxiliary non-electric power

• US Classifications

  • 236 - Automatic temperature and humidity regulation