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发明名称
Dispositif indicateur.
摘要
申请公布号
CH258464(A)
申请公布日期
1948.11.30
申请号
CHD258464
申请日期
1947.04.19
申请人
FRITSCHI,RAOUL
发明人
FRITSCHI,RAOUL
分类号
G07C3/12
主分类号
G07C3/12
代理机构
代理人
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地址
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