发明名称 Method of making a C-clamp having a driving head
摘要 A C-clamp having a rod head exteriorly of the C-shaped framework of the C-clamp is arranged to include a drive recess to complementarily receive a Phillips head screwdriver to enhance ease of adjusting the clamping rod of the C-clamp towards and away from the fixed clamping plate.
申请公布号 US5241736(A) 申请公布日期 1993.09.07
申请号 US19920952324 申请日期 1992.09.28
申请人 ALLISON, JAMES R. 发明人 ALLISON, JAMES R.
分类号 B25B5/10;B25B5/16 主分类号 B25B5/10
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