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经营范围
发明名称
Anneau pour isolateurs à conduits intérieurs
摘要
申请公布号
FR781117(A)
申请公布日期
1935.05.09
申请号
FRD781117
申请日期
1934.02.01
申请人
发明人
PAIRARD PIERRE
分类号
H01B17/10
主分类号
H01B17/10
代理机构
代理人
主权项
地址
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