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发明名称
NECESSAIRE.
摘要
申请公布号
DE1727710(U)
申请公布日期
1956.08.09
申请号
DE195600W5227U
申请日期
1956.04.27
申请人
JOH. WEINGARTH & CO.
发明人
分类号
主分类号
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代理人
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