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发明名称
Appareil contacteur-inverseur, pour la sonnerie des cloches par l'électricité
摘要
申请公布号
FR717739(A)
申请公布日期
1932.01.13
申请号
FRD717739
申请日期
1930.09.18
申请人
发明人
PITON ALFRED-EUGENE-CAMILL
分类号
G10K1/34
主分类号
G10K1/34
代理机构
代理人
主权项
地址
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