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发明名称
Escabeau semi-métallique
摘要
申请公布号
FR1098670(A)
申请公布日期
1955.08.17
申请号
FRD1098670
申请日期
1954.01.23
申请人
发明人
DEROT PHILIPPE;DEROT JEAN-MARIE-PHILIPPE
分类号
E06C1/393
主分类号
E06C1/393
代理机构
代理人
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地址
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