DIFF Subgroup
F01D 25/30 Exhaust heads, chambers, or the like
Introduced: September 1968
Full Title
Component parts, details, or accessories, not provided for in, or of interest apart from, other groups > Exhaust heads, chambers, or the like
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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