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发明名称
Pre-cast slab and electrical conduit elbow fitting
摘要
申请公布号
US3177284(A)
申请公布日期
1965.04.06
申请号
US19620237500
申请日期
1962.11.14
申请人
FLEXIFLOR ELECTRICAL SYSTEMS, INC.
发明人
STUESSEL JOHN K.
分类号
B28B23/00;H02G3/22
主分类号
B28B23/00
代理机构
代理人
主权项
地址
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