DIFF Subgroup
F15D 1/12 by influencing the boundary layer
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Influencing the flow of fluids > around bodies of solid material > by influencing the boundary layer
CPC:
Influencing flow of fluids > around bodies of solid material > by influencing the boundary layer
No child classifications to compare. This is a leaf node in both IPC and CPC.