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经营范围
发明名称
Anchor bolt marker
摘要
An anchor post or bolt marker including a base member which supports a reciprocating marking punch perpendicular thereto for marking anchor bolt positions when it is actuated.
申请公布号
US4993168(A)
申请公布日期
1991.02.19
申请号
US19890425242
申请日期
1989.10.23
申请人
ACUNA, THOMAS J.
发明人
ACUNA, THOMAS J.
分类号
B25H7/04
主分类号
B25H7/04
代理机构
代理人
主权项
地址
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