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PCE
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DIFF Main Group
F15D 1/00

Influencing flow of fluids

Introduced: September 1968

Title

Titles differ between systems:

IPC: Influencing the flow of fluids

CPC: Influencing flow of fluids

Full Title

Full titles differ between systems:

IPC:

Influencing the flow of fluids

CPC:

Influencing flow of fluids

CPC subdivides this area 3x more granularly than IPC with 6 additional codes.

6 codes are CPC-only extensions.

Child Classifications

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