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发明名称
Perfectionnements aux appareils respiratoires
摘要
申请公布号
FR818839(A)
申请公布日期
1937.10.04
申请号
FRD818839
申请日期
1936.06.11
申请人
发明人
BEZ CASIMIR;BEZ PAUL
分类号
A62B18/00
主分类号
A62B18/00
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