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发明名称
Improvements in or relating to tube fittings
摘要
申请公布号
GB768416(A)
申请公布日期
1957.02.13
申请号
GB19550010735
申请日期
1955.04.14
申请人
WALDES KOH-I-NOOR INC.
发明人
WURZEL HUGO
分类号
B64D37/00
主分类号
B64D37/00
代理机构
代理人
主权项
地址
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