PL322217A1 - Compression ratio changing split piston for piston-type internal combustion engines causing that change in dependence on change in engine rpm
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Compression ratio changing split piston for piston-type internal combustion engines causing that change in dependence on change in engine rpm
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Application filed by Wladyslaw PusztukfiledCriticalWladyslaw Pusztuk
Priority to PL32221797ApriorityCriticalpatent/PL322217A1/en
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PL32221797A1997-09-181997-09-18Compression ratio changing split piston for piston-type internal combustion engines causing that change in dependence on change in engine rpm
PL322217A1
(en)