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发明名称
Perfectionnements aux poulies de milieu pour stores en bois ou autres applications
摘要
申请公布号
FR801868(A)
申请公布日期
1936.08.20
申请号
FRD801868
申请日期
1936.02.13
申请人
发明人
BRUSSEAU ARMAND;DERIVAUX RENE
分类号
E06B9/324
主分类号
E06B9/324
代理机构
代理人
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地址
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