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经营范围
发明名称
Obturateur régulateur automatique de débit d'air
摘要
申请公布号
FR1132151(A)
申请公布日期
1957.03.06
申请号
FRD1132151
申请日期
1955.10.06
申请人
NORMALAIR LIMITED
发明人
分类号
B64D13/02;B64D13/04;F16K31/122
主分类号
B64D13/02
代理机构
代理人
主权项
地址
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