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经营范围
发明名称
PRODUCING HEIGHTENED COLOUR EFFECTS
摘要
申请公布号
IE15502(L)
申请公布日期
1938.03.29
申请号
IED15502
申请日期
1937.09.29
申请人
N.V. NEDERLANDSCH LABORATORIUM DE SPAARNESTAD-HAARLEM
发明人
分类号
B44F1/08;G03B33/00;(IPC1-7):B44F1/08;F21S3/14
主分类号
B44F1/08
代理机构
代理人
主权项
地址
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