发明名称 Device for knocking posts manually into ground
摘要 The device comprises a part (1) which fits on the post (3) and in which a further part (2) incorporating a handgrip (11) and a hammer (4) is slidably arranged. When this slidable part moves downwards the hammer hits the uppermost end of the post.
申请公布号 SE458621(B) 申请公布日期 1989.04.17
申请号 SE19870000899 申请日期 1987.03.04
申请人 KARL LARS-TOMMY KARLSSON 发明人 KARL LARS-TOMMY KARLSSON
分类号 E04H12/34 主分类号 E04H12/34
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