发明名称 Hand tool having a pivotable connection end and replaceable function head
摘要 A hand tool includes a handle and a connection end is pivotably connected to an end of the handle. The connection end has a recess defined therein and a function end has an insertion which is removably inserted into the recess of the connection end.
申请公布号 US2007062346(A1) 申请公布日期 2007.03.22
申请号 US20050228439 申请日期 2005.09.19
申请人 HSIEH CHIH-CHING 发明人 HSIEH CHIH-CHING
分类号 B25B23/16;B25G1/00 主分类号 B25B23/16
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