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发明名称
BEBILDERTE POSTKARTE, VORZUGSWEISE KLAPPKARTE.
摘要
申请公布号
DE1878267(U)
申请公布日期
1963.08.22
申请号
DE196300N4542U
申请日期
1963.01.17
申请人
ERICH GERHARD NICOLAUS
发明人
ERICH GERHARD NICOLAUS
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