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发明名称
Sputum cup
摘要
申请公布号
US2330029(A)
申请公布日期
1943.09.21
申请号
US19420461271
申请日期
1942.10.08
申请人
BURNITOL MANUFACTURING COMPANY
发明人
CRANSHAW HAROLD B.
分类号
A61J19/06
主分类号
A61J19/06
代理机构
代理人
主权项
地址
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