1611666

Information

• Patent Grant
• 1611666

• References
• Source

• Patent Number

  1,611,666

• Date Filed

  Not available

• Date Issued

  Tuesday, December 21, 1926
  98 years ago

• CPC

  • F16K43/005 - an auxiliary valve closing automatically when the main valve is being disassembled

• US Classifications

  • 251 - Valves and valve actuation
  • 184 - Lubrication