ALEXANDRIA, Va., June 19 -- United States Patent no. D1,079,323, issued on June 17, was assigned to Ningbo Jieshu Window Coverings Manufacturing Co. Ltd (Yuyao, China).
"Spring roller blind controller" was invented by Jiebing Lu (Zhejiang, China).
The patent was filed on Nov. 30, 2023, under Application No. D/918,783.
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