发明名称 |
Device for lifting and tilting concrete panels |
摘要 |
A device for both lifting and dumping of core material from long hollow core concrete panels. The device utilizes a pair of retractable clamp members to engage the longitudinal groove in the side of the panel.
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申请公布号 |
US4398761(A) |
申请公布日期 |
1983.08.16 |
申请号 |
US19810289712 |
申请日期 |
1981.08.03 |
申请人 |
FABCON, INCORPORATED |
发明人 |
HANSON, DAVID W.;NASH, RICHARD C.;KOEHN, RICHARD R. |
分类号 |
B66C1/42;(IPC1-7):B66C1/42 |
主分类号 |
B66C1/42 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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