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发明名称
Vanne
摘要
申请公布号
FR1099395(A)
申请公布日期
1955.09.05
申请号
FRD1099395
申请日期
1954.04.26
申请人
发明人
RATELBAND JOHANNES BERNADUS
分类号
F16K7/07
主分类号
F16K7/07
代理机构
代理人
主权项
地址
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