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发明名称
KELLERVENTILSCHLUESSEL.
摘要
申请公布号
DE1716294(U)
申请公布日期
1956.02.02
申请号
DE195500H0025U
申请日期
1955.11.04
申请人
JOHANNES HOOP
发明人
JOHANNES HOOP
分类号
主分类号
代理机构
代理人
主权项
地址
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