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发明名称
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摘要
申请公布号
DE668315(C)
申请公布日期
1938.12.01
申请号
DE193600N9156D
申请日期
1936.02.15
申请人
JAN NIEUWKAMP
发明人
分类号
B43L13/02;B43L13/04
主分类号
B43L13/02
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