3720223

Information

• Patent Grant
• 3720223

• References
• Source

• Patent Number

  3,720,223

• Date Filed

  Not available

• Date Issued

  Tuesday, March 13, 1973
  52 years ago

• CPC

  • F16T1/165 - of disc type
  • Y10T137/304 - With fluid responsive valve

• US Classifications

  • 137 - Fluid handling
  • 277 - Seal for a joint or juncture