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发明名称
WARNSTAENDER ZUM HINWEIS AUF GEFAHRENSTELLEN BEI BAUARBEITEN U. DGL.
摘要
申请公布号
DE1732842(U)
申请公布日期
1956.10.25
申请号
DE195500D1252U
申请日期
1955.10.26
申请人
DEUTSCHE BUNDESPOST, VERTRETEN DURCH DEN PRAESIDENTEN DES FERNMELDETECHNISCHEN ZENTRALAMTES
发明人
分类号
主分类号
代理机构
代理人
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