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经营范围
发明名称
Joint sans garniture pour tubes
摘要
申请公布号
FR896049(A)
申请公布日期
1945.02.09
申请号
FRD896049
申请日期
1943.06.30
申请人
发明人
ZELLER HANS
分类号
F16L19/02;F16L23/16
主分类号
F16L19/02
代理机构
代理人
主权项
地址
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