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Surveying instrument having measuring mode selecting switch means
Surveying instrument having measuring mode selecting switch means
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机译:具有测量模式选择开关装置的测量仪器
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摘要
A surveying instrument for electrically measuring angles and/or distances including measuring mode selecting switches (7), which are of photoelectric non-contact type that turn ON upon interruption of light beam. The switches (7) are located on a side surface of a frame post (4, 4') or on the upper surface of a carrying bar (6) interconnecting the frame posts (4, 4').
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