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发明名称
Respirator
摘要
申请公布号
US3234932(A)
申请公布日期
1966.02.15
申请号
US19630270483
申请日期
1963.02.04
申请人
BIRD FORREST M;POHNDORF HENRY L
发明人
BIRD FORREST M.;POHNDORF HENRY L.
分类号
A61M16/00
主分类号
A61M16/00
代理机构
代理人
主权项
地址
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