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Darrin S. Johnson
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Springfield, OR, US
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last 30 patents
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Patent Grant
Control of ejected firearm shells
Patent number
9,664,468
Issue date
May 30, 2017
Darrin S. Johnson
F41 - WEAPONS
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Patent Grant
AR-15 cartridge deflector
Patent number
D787626
Issue date
May 23, 2017
Darrin S. Johnson
D22 - Arms, pyrotechnics, hunting and fishing equipment