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经营范围
发明名称
Electric bell
摘要
申请公布号
US2063604(A)
申请公布日期
1936.12.08
申请号
US19360072472
申请日期
1936.04.03
申请人
WILLIE JACOB JOSEPH ADELARD;BAYNE TEMPLE LEONARD
发明人
JACOB JOSEPH ADELARD WILLIE;TEMPLE LEONARD BAYNE
分类号
G10K1/064
主分类号
G10K1/064
代理机构
代理人
主权项
地址
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