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DIFF Subgroup
F22D 5/36

for feeding a number of steam boilers designed for different ranges of temperature and pressure

Introduced: September 1968

Full Title

Controlling water feed or water level; Automatic water feeding or water-level regulators > Automatic feed-control systems > for feeding a number of steam boilers designed for different ranges of temperature and pressure

No child classifications to compare. This is a leaf node in both IPC and CPC.