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Stephen Douglas Brown
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Bow, NH, US
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Patents Grants
last 30 patents
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Patent Grant
Zip line apparatus
Patent number
10,023,207
Issue date
Jul 17, 2018
North Stay, LLC
Stephen Douglas Brown
A62 - LIFE-SAVING FIRE-FIGHTING
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Patent Grant
Zip line apparatus
Patent number
8,985,027
Issue date
Mar 24, 2015
Alien Flier LLC
Stephen Douglas Brown
B61 - RAILWAYS
Patents Applications
last 30 patents
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Patent Application
ZIP LINE APPARATUS
Publication number
20150059611
Publication date
Mar 5, 2015
Stephen Douglas Brown
B61 - RAILWAYS
Information
Patent Application
ZIP LINE APPARATUS
Publication number
20110239898
Publication date
Oct 6, 2011
Alien Flier LLC
Stephen Douglas Brown
B61 - RAILWAYS