988726

Information

• Patent Grant
• 988726

• References
• Source

• Patent Number

  988,726

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1911
  113 years ago

• CPC

  • F16T1/06 - by expansion tubes
  • Y10T137/88054 - Direct response normally closed valve limits direction of flow

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 137 - Fluid handling