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经营范围
发明名称
Diawechseleinrichtung
摘要
申请公布号
DE1123843(B)
申请公布日期
1962.02.15
申请号
DE1959V017488
申请日期
1959.10.29
申请人
RENE EUGENE JEAN VIRET
发明人
VIRET RENE EUGENE JEAN
分类号
G03B23/04
主分类号
G03B23/04
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