发明名称 Non reflecting stainless steel tape measure
摘要 Stainless-steel measuring tape has the measuring surface sand-blasted prior to etching or printing of graduations etc. in order to produce a non-reflecting surface. A protective lacquer may be applied overall. The graduations can thus be clearly seen from any angle.
申请公布号 DE1800011(A1) 申请公布日期 1970.04.02
申请号 DE19681800011 申请日期 1968.10.01
申请人 FRIEDRICH RICHTER,MESSWERKZEUGFABRIK KG 发明人 RICHTER,ERICH
分类号 G01B3/10 主分类号 G01B3/10
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