3548860

Information

• Patent Grant
• 3548860

• References
• Source

• Patent Number

  3,548,860

• Date Filed

  Not available

• Date Issued

  Tuesday, December 22, 1970
  54 years ago

• CPC

  • E03B9/14 - Draining devices for hydrants
  • Y10T137/5427 - Balanced valve
  • Y10T137/5532 - Reciprocating relatively fixed valves
  • Y10T137/7889 - Sleeve
  • Y10T137/86702 - With internal flow passage
  • Y10T137/87241 - Biased closed

• US Classifications

  • 137 - Fluid handling
  • 251 - Valves and valve actuation