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发明名称
Advertising devices
摘要
申请公布号
US3201881(A)
申请公布日期
1965.08.24
申请号
US19630278111
申请日期
1963.05.06
申请人
DECHAR CORPORATION
发明人
DECHAR EDOUARD
分类号
G09F13/00
主分类号
G09F13/00
代理机构
代理人
主权项
地址
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