发明名称 Hand-held drilling machine - has interchangeable spirit level in top part of housing
摘要 The drilling machine (1) has a small spirit level (2). This is formed in the top part of the housing and is interchangeable. The spirit level is roughly 80mm. long x 10mm wide. USE/ADVANTAGE - Spirit level on hand-held drilling machine helps user to keep hole straight by holding machine at right angles to work surface.
申请公布号 DE4003286(A1) 申请公布日期 1991.08.08
申请号 DE19904003286 申请日期 1990.02.03
申请人 KARNIK, KARL HEINZ, 8458 SULZBACH-ROSENBERG, DE 发明人 KARNIK, KARL HEINZ, 8458 SULZBACH-ROSENBERG, DE
分类号 B25F5/02 主分类号 B25F5/02
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