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David E. Brantingham

Overall (All Time): #1,511,896 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9468831 Golf swing apparatus — 2016-10-18
8986128 Golf swing practice apparatus — 2015-03-24
8137207 Golf swing practice apparatus — 2012-03-20

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