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发明名称
Improvements in or relating to pistons and piston rings for use in the cylinders of internal combustion engines, steam engines, pumps, compressors or the like
摘要
申请公布号
GB538285(A)
申请公布日期
1941.07.28
申请号
GB19400001565
申请日期
1940.01.25
申请人
JUSTIN THEODOR DOMINIKUS MAX SCHEIDING
发明人
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