1047506

Information

• Patent Grant
• 1047506

• References
• Source

• Patent Number

  1,047,506

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1912
  112 years ago

• CPC

  • F16K31/1635 - for rotating valves
  • Y10S60/913 - Collection of reggio patents

• US Classifications

  • 251 - Valves and valve actuation
  • 060 - Power plants
  • 092 - Expansible chamber devices
  • 236 - Automatic temperature and humidity regulation