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发明名称
Perfectionnements aux soupapes à ressort
摘要
申请公布号
FR967496(A)
申请公布日期
1950.11.03
申请号
FRD967496
申请日期
1948.06.10
申请人
BACTEROL LIMITED
发明人
分类号
F16K29/00
主分类号
F16K29/00
代理机构
代理人
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地址
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