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发明名称
Dispositif de porte-piton mobile.
摘要
申请公布号
CH308027(A)
申请公布日期
1955.06.30
申请号
CHD308027
申请日期
1953.03.23
申请人
PERRET FRERES
发明人
FRERES PERRET
分类号
G04B18/02
主分类号
G04B18/02
代理机构
代理人
主权项
地址
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