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经营范围
发明名称
Perfectionnements apportés aux moyens avertisseurs contre les agressions, incendies, etc.
摘要
申请公布号
FR1011513(A)
申请公布日期
1952.06.24
申请号
FRD1011513
申请日期
1949.02.23
申请人
发明人
COUCKE CHARLEY;PANAEFF PAUL
分类号
H04M11/04
主分类号
H04M11/04
代理机构
代理人
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