A post obstacle angle measuring device

The utility model provides a post obstacle angle measuring device, comprising a supporting bar, the base plate, the connecting plate, the first device that marks, the second marks device and position determination device, the first device that marks includes a head rod and a laser emitter, the secon...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG YUYONG, LING HONGFANG, XU YINGYING, QIAN FANG, GUO RUI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	GYROSCOPIC INSTRUMENTS MEASURING MEASURING DISTANCES, LEVELS OR BEARINGS NAVIGATION PHOTOGRAMMETRY OR VIDEOGRAMMETRY PHYSICS SURVEYING TESTING
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