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经营范围
发明名称
Smoking pipe
摘要
申请公布号
US2249571(A)
申请公布日期
1941.07.15
申请号
US19400319092
申请日期
1940.02.15
申请人
JOHN LANG
发明人
LANG JOHN
分类号
A24F1/00
主分类号
A24F1/00
代理机构
代理人
主权项
地址
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