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经营范围
发明名称
Tobacco pipe
摘要
申请公布号
US2169931(A)
申请公布日期
1939.08.15
申请号
US19380218689
申请日期
1938.07.11
申请人
SCHWEM WILLIAM C
发明人
SCHWEM WILLIAM C.
分类号
A24F1/24
主分类号
A24F1/24
代理机构
代理人
主权项
地址
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