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经营范围
发明名称
Druckwaage fuer Stroemungsmengenmesser
摘要
申请公布号
DE644664(C)
申请公布日期
1937.05.10
申请号
DENDATC048959D
申请日期
申请人
HEINRICH CONTZEN
发明人
分类号
G01F1/50
主分类号
G01F1/50
代理机构
代理人
主权项
地址
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