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发明名称
METHOD OF MAKING SIGNS AND SUPPORTING AND DRYING FRAME THEREFOR
摘要
申请公布号
CA670725(A)
申请公布日期
1963.09.17
申请号
CAD670725
申请日期
申请人
PORTA-PANEL PRODUCTS
发明人
VARDRY D. RAMSEUR, JR.
分类号
主分类号
代理机构
代理人
主权项
地址
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