E3S Web of Conferences

The invention relates to a new type of curved hook gauge for measuring elevator related dimensions

Gaoge Feng and Xiaoqing Chang

E3S Web Conf., 565 (2024) 02026

Published online: 09 September 2024

DOI: 10.1051/e3sconf/202456502026

Gaoge Feng

Xiaoqing Chang

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