686307

Information

• Patent Grant
• 686307

• References
• Source

• Patent Number

  686,307

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1901
  123 years ago

• CPC

  • G05D16/0663 - using a spring-loaded membrane with a spring-loaded slideable obturator
  • Y10T137/7816 - Valve head in inlet chamber

• US Classifications

  • 137 - Fluid handling