US D1,027,689 S
Lab mechanical balance scale
Fuyong Zhang, Henan (CN)
Filed by ZHENGZHOU YINGLIAN MACHINERY CO., LTD., Henan (CN)
Filed on May 15, 2022, as Appl. No. 29/838,712.
Term of patent 15 Years
LOC (14) Cl. 10 - 04
U.S. Cl. D10—90
OG exemplary drawing
 
The ornamental design for a lab mechanical balance scale, as shown and described.