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经营范围
发明名称
Caffeine collector
摘要
申请公布号
US2101418(A)
申请公布日期
1937.12.07
申请号
US19340752041
申请日期
1934.11.08
申请人
WALDVOGEL ALBERT C
发明人
WALDVOGEL ALBERT C.
分类号
A23N12/12
主分类号
A23N12/12
代理机构
代理人
主权项
地址
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