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经营范围
发明名称
RESPIRATOR
摘要
申请公布号
US3504670(A)
申请公布日期
1970.04.07
申请号
USD3504670
申请日期
1967.11.13
申请人
AIR REDUCTION CO. INC.
发明人
ORVILLE ALF HOEL
分类号
A61M16/00;(IPC1-7):A62B7/02
主分类号
A61M16/00
代理机构
代理人
主权项
地址
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