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经营范围
发明名称
RESPIRATOR APPARATUS
摘要
A respirator with a pair of cylinders having interconnected pistons. The cylinders are connected by appropriate valve means to provide a device capable of mixing two fluids.
申请公布号
US3788313(A)
申请公布日期
1974.01.29
申请号
USD3788313
申请日期
1970.07.15
申请人
ARP L,US;VARNUM J,US
发明人
VARNUM J,US;ARP L,US
分类号
A61M16/12;(IPC1-7):A61M16/00
主分类号
A61M16/12
代理机构
代理人
主权项
地址
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