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DIFF Subgroup
F26B 21/37

Velocity of flow; Quantity of flow

Introduced: January 2026

Full Title

Arrangements for supplying or controlling air or other gases for drying solid materials or objects > Controlling, e.g. regulating, parameters of gas supply > Velocity of flow; Quantity of flow

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