3840967

Information

• Patent Grant
• 3840967

• References
• Source

• Patent Number

  3,840,967

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1974
  50 years ago

• CPC

  • F25B45/00 - Arrangements for charging or discharging refrigerant
  • B25B27/24 - mounting or demounting valves
  • F25B2345/006 - characterised by charging or discharging valves
  • Y10T29/53596 - Removal tool
  • Y10T29/53687 - by rotation of work part
  • Y10T137/6157 - Wrench engaging lugs

• US Classifications

  • 029 - Metal working
  • 137 - Fluid handling