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发明名称
Mechanism for elevating a platform from engagement with a floor
摘要
申请公布号
US2718657(A)
申请公布日期
1955.09.27
申请号
US19520304029
申请日期
1952.08.12
申请人
ELECTRO-SNAP SWITCH & MFG. CO.
发明人
SEBASTIAN FORD
分类号
A63G19/20
主分类号
A63G19/20
代理机构
代理人
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地址
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