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发明名称
Post driver
摘要
申请公布号
US2688233(A)
申请公布日期
1954.09.07
申请号
US19530374234
申请日期
1953.08.14
申请人
CRAIG CLARENCE M;CRAIG HENRY B
发明人
CRAIG CLARENCE M.;CRAIG HENRY B.
分类号
E04H17/26
主分类号
E04H17/26
代理机构
代理人
主权项
地址
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