发明名称 |
Tripod arrangements |
摘要 |
A double tripod arrangement in which the legs of a first tripod extend to a fixed angle and the feet of a second tripod are adjustably mounted on the legs of the first tripod. The first tripod forms a secure base on which the second tripod can be adjusted for height and for levelling.
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申请公布号 |
US4015806(A) |
申请公布日期 |
1977.04.05 |
申请号 |
US19750560603 |
申请日期 |
1975.03.21 |
申请人 |
ELLIOTT BROTHERS (LONDON) LIMITED |
发明人 |
CATTERMOLE, DAVID CHRISTOPHER |
分类号 |
F16M11/34;F16M11/38;(IPC1-7):F16M11/38 |
主分类号 |
F16M11/34 |
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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