WM

Winston MacKelvie

📍 Bolton Glen, CA: #1 of 3 inventorsTop 35%
Overall (2018): #90,745 of 503,207Top 20%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10088004 Composite disc brake backing plate Ray Arbesman 2018-10-02
9982950 Concentric vertical pipe heat exchanger for drain water heat recovery 2018-05-29