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发明名称
A black paper for writing with gold powder and it's manufacturing method
摘要
申请公布号
KR100523408(B1)
申请公布日期
2005.10.25
申请号
KR20040020575
申请日期
2004.03.26
申请人
发明人
分类号
D21H27/30;(IPC1-7):D21H27/30
主分类号
D21H27/30
代理机构
代理人
主权项
地址
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