3929152

Information

• Patent Grant
• 3929152

• References
• Source

• Patent Number

  3,929,152

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1975
  48 years ago

• CPC

  • E03B9/02 - Hydrants Arrangements of valves therein Keys for hydrants
  • F16B23/0076 - causing slipping of the tool in loosening rotation
  • Y10S411/919 - Screw having driving contacts
  • Y10T137/5468 - Cap, cover or hood
  • Y10T137/9247 - With closure

• US Classifications

  • 137 - Fluid handling
  • 081 - Tools
  • 220 - Receptacles
  • 251 - Valves and valve actuation
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener