Patent Pending

Invention Title:

Mechanism of Smooth Stair Climbing for Hand Truck/Trolley

Click link below for the video of proof of concept prototype!AjGL18QNchgBqx3u_c4gwWEitocm?e=meOPXP


MyIPO patent application Number: PI 2018703014

PCT Application filed on 31 July 2019.

Patent specification gazette at PATENTSCOPE on 10/2020, 5 March 2020,  with Application Number: MY2019/000032

Refer link below for the patent specification

or download the pdf version:

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