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经营范围
发明名称
CONCAVE SEAL
摘要
PURPOSE:To obtain a concave seal with characters directly carved which appear by an ink provided in the surroundings of characters. CONSTITUTION:A concave seal with characters directly carved is obtained as intended for.
申请公布号
JPS6166684(A)
申请公布日期
1986.04.05
申请号
JP19840190427
申请日期
1984.09.10
申请人
MATSUMOTO AKIO
发明人
MATSUMOTO AKIO
分类号
B41K1/02;B41K1/38;(IPC1-7):B41K1/00
主分类号
B41K1/02
代理机构
代理人
主权项
地址
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