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发明名称
Elevator platform safety lock
摘要
申请公布号
US2788864(A)
申请公布日期
1957.04.16
申请号
US19540416276
申请日期
1954.03.15
申请人
PIGEON HOLE PARKING, INC.
发明人
SANDERS LEO K.;SANDERS VAUGHN A.
分类号
B66B5/20
主分类号
B66B5/20
代理机构
代理人
主权项
地址
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