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发明名称
Screed board holder
摘要
申请公布号
US3330085(A)
申请公布日期
1967.07.11
申请号
US19640414162
申请日期
1964.11.27
申请人
DISPOSABLE SCREED HOLDER COMPANY
发明人
SCHALL CLEMENT J.
分类号
E04F21/05
主分类号
E04F21/05
代理机构
代理人
主权项
地址
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