Measuring scale

The utility model belongs to the technical field of engineering cost, and particularly relates to a measuring scale, which comprises a measuring scale body, and extension assemblies used for increasing the measuring range are arranged at the two ends of the measuring scale body. Each of the two exte...

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Bibliographische Detailangaben
1. Verfasser: WEN JIAOJIAO
Format: Patent
Sprache:chi ; eng
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