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John Duffner

Lexington Park, MD: #2 of 4 inventorsTop 50%
Maryland: #954 of 3,746 inventorsTop 30%
Overall (2022): #398,571 of 548,613Top 75%
1 Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11536539 Selectable lug handgrip mount for a firearm — 2022-12-27

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