3570809

Information

• Patent Grant
• 3570809

• References
• Source

• Patent Number

  3,570,809

• Date Filed

  Not available

• Date Issued

  Tuesday, March 16, 1971
  55 years ago

• CPC

  • F16L29/007 - Joints with cut-off devices controlled separately
  • A47L5/38 - Built-in suction cleaner installations
  • F16L55/02 - Energy absorbers Noise absorbers
  • Y10S55/08 - Built-in vacuum cleaners
  • Y10T137/698 - Wall

• US Classifications

  • 251 - Valves and valve actuation
  • 015 - Brushing, scrubbing, and general cleaning
  • 055 - Gas separation
  • 137 - Fluid handling