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PCE
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CPC Subgroup
F01B 31/22

Idling devices, e.g. having by-passing valves

Full Title

Component parts, details or accessories not provided for in, or of interest apart from, other groups > Idling devices, e.g. having by-passing valves

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Child Classifications

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  • F01B 31/24 Disengagement of connections between pistons and main shafts