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发明名称
Improvements in or relating to tubes, hoses or the like
摘要
申请公布号
GB667132(A)
申请公布日期
1952.02.27
申请号
GB19490021267
申请日期
1949.08.16
申请人
ENRIQUE ALVAREZ DRAGO
发明人
分类号
B29D23/00;F16L11/04
主分类号
B29D23/00
代理机构
代理人
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地址
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