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PCE
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DIFF Subgroup
F23N 5/24

Preventing development of abnormal or undesired conditions, i.e. safety arrangements (F23N5/02 - F23N5/18 take precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Preventing development of abnormal or undesired conditions, i.e. safety arrangements

CPC: Preventing development of abnormal or undesired conditions, i.e. safety arrangements (F23N5/02 - F23N5/18 take precedence)

Full Title

Full titles differ between systems:

IPC:

Systems for controlling combustion > Preventing development of abnormal or undesired conditions, i.e. safety arrangements

CPC:

Systems for controlling combustion (regulating fuel supply F23N1/00, regulating air supply or draught F23N3/00) > Preventing development of abnormal or undesired conditions, i.e. safety arrangements (F23N5/02 - F23N5/18 take precedence)

Of 3 combined children, 0 exist in both systems.

3 codes are CPC-only extensions.

Child Classifications

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