发明名称 ORIENTERINGSKOMPASS
摘要 The invention relates to an orienteering compass comprising a compass housing (14) which is rotatably mounted on or in a transparent base plate (10) and which encloses a rotatably journalled compass needle (16). The compass according to the invention is mainly characterised in that the base plate (10) has parallel north-south line markings (11,12) and in that the compass housing (14) is provided with a course-arrow marking (24) and that the base plate (10) is provided with a north and/or south marking (30,32) adjacent the compass housing (14).
申请公布号 SE459370(B) 申请公布日期 1989.06.26
申请号 SE19840000284 申请日期 1984.01.20
申请人 JAN SOEDERBERG 发明人 N G * JOHANSSON
分类号 G01C17/04;G01C17/02;G01C17/10 主分类号 G01C17/04
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