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发明名称
Verfahren zur Herstellung von Photoecken.
摘要
申请公布号
AT151480(B)
申请公布日期
1937.11.10
申请号
ATD151480
申请日期
1936.06.26
申请人
METHODIUS PETRUCH
发明人
METHODIUS PETRUCH
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主分类号
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