发明名称 TREFOTANORDNING.
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.
申请公布号 NO138782(B) 申请公布日期 1978.07.31
申请号 NO19750000916 申请日期 1975.03.18
申请人 ELLIOTT BROTHERS (LONDON) LIMITED, 发明人 CATTERMOLE, DAVID CHRISTOPHER,
分类号 F16M11/34;F16M11/38 主分类号 F16M11/34
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