发明名称 ELECTRONIC COORDINATOMETER
摘要 An electronic coordinatometer, including multiple buses, and multiple connecting plates. The bus is formed by multiple rulers connected via the connecting plates, and the rulers have the same length. The coordinatometer is not affected by environment noise or fluctuation of signal level, and is capable of stably operating in harsh environments. Moreover, the coordinatometer is light and no hoisting equipment is required. Production, transportation and installation of the coordinatometer are convenient.
申请公布号 US2010095546(A1) 申请公布日期 2010.04.22
申请号 US20090647441 申请日期 2009.12.26
申请人 ZHANG MINGHUA;HUANG QINXUE;LI BO;YAN JINYONG;WANG CHUNZHENG 发明人 ZHANG MINGHUA;HUANG QINXUE;LI BO;YAN JINYONG;WANG CHUNZHENG
分类号 G01D5/12 主分类号 G01D5/12
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