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发明名称
AUTOMATISCHE ROLLADENSICHERUNG.
摘要
申请公布号
DE1699699(U)
申请公布日期
1955.06.02
申请号
DE195400B8322U
申请日期
1954.07.01
申请人
DR. JOSEF BUTZ
发明人
DR. JOSEF BUTZ
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主分类号
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