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发明名称
Improvements in or relating to tobacco pipes
摘要
申请公布号
GB347494(A)
申请公布日期
1931.04.30
申请号
GB19300014364
申请日期
1930.05.09
申请人
CHARLES HAMILTON WALKER
发明人
分类号
A24F1/28
主分类号
A24F1/28
代理机构
代理人
主权项
地址
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