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发明名称
Perfectionnements aux blocs de maçonnerie préfabriqués
摘要
申请公布号
FR86542(E)
申请公布日期
1966.02.25
申请号
FR19640990355
申请日期
1964.10.05
申请人
ENTREPRISE ROUZAUD & FILS
发明人
分类号
E04B2/46
主分类号
E04B2/46
代理机构
代理人
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地址
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