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发明名称
Verfahren zur Sichtbarmachung von Bildern in beliebiger Größe.
摘要
申请公布号
AT147613(B)
申请公布日期
1936.11.10
申请号
ATD147613
申请日期
1934.12.07
申请人
ING. WALTER HESSE
发明人
ING. WALTER HESSE
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主分类号
代理机构
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