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发明名称
Perfectionnements aux appareils respiratoires
摘要
申请公布号
FR836440(A)
申请公布日期
1939.01.18
申请号
FRD836440
申请日期
1937.10.01
申请人
发明人
MENISSIER EMILE, ELPHEGE;DOUSSOT PAUL, JOSEPH, HENRI
分类号
A62B7/00
主分类号
A62B7/00
代理机构
代理人
主权项
地址
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