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经营范围
发明名称
Perfectionnement aux avertisseurs sonores fonctionnant pneumatiquement
摘要
申请公布号
FR767369(A)
申请公布日期
1934.07.17
申请号
FRD767369
申请日期
1933.04.11
申请人
KLAXON
发明人
分类号
G10K9/02
主分类号
G10K9/02
代理机构
代理人
主权项
地址
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