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发明名称
Vorrichtung zum Beobachten von Arbeitsvorgaengen innerhalb von Behaeltern und Maschinen
摘要
申请公布号
DE747469(C)
申请公布日期
1944.08.23
申请号
DE1941W110085D
申请日期
1941.12.03
申请人
HANS WOLLENBERG
发明人
WOLLENBERG HANS
分类号
主分类号
代理机构
代理人
主权项
地址
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