发明名称 |
HOISTING EQUIPMENT AND METHOD OF USE |
摘要 |
The present invention relates to hoisting equipment, and more specifically to a method of mounting a long-size heavy object into vertical or close to vertical, position by turning this object about a fixed axle, and to a device for realizing this method.
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申请公布号 |
US3638375(A) |
申请公布日期 |
1972.02.01 |
申请号 |
USD3638375 |
申请日期 |
1970.08.04 |
申请人 |
MIKHAIL IVANOVICH VASILIEV;EVGRAF VLADIMIROVICH GRUZINOV |
发明人 |
MIKHAIL IVANOVICH VASILIEV;EVGRAF VLADIMIROVICH GRUZINOV |
分类号 |
E04H12/34;(IPC1-7):B66F11/02 |
主分类号 |
E04H12/34 |
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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