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发明名称
Portique télescopique
摘要
申请公布号
FR1404532(A)
申请公布日期
1965.07.02
申请号
FR19640974941
申请日期
1964.05.19
申请人
PONTS ET PORTIQUES DIARD
发明人
分类号
B66C19/02
主分类号
B66C19/02
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代理人
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