Novel structure measuring ruler

The utility model provides a novel structure measuring ruler. The ruler comprises a housing sleeve and a main ruler arranged on one side along the length direction of the housing sleeve. An optical energy conversion module and an energy storing cell, which are connected with each other, are installe...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	GUO BINGSHENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	MEASURING MEASURING ANGLES MEASURING AREAS MEASURING IRREGULARITIES OF SURFACES OR CONTOURS MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS PHYSICS TESTING
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