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Gerardo Marvez
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Miami, FL, US
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last 30 patents
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Patent Grant
Activity tracking racquet attachment device
Patent number
9,744,403
Issue date
Aug 29, 2017
Jorge H. Rangel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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last 30 patents
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Patent Application
Activity Tracking Racquet Attachment Device
Publication number
20150360082
Publication date
Dec 17, 2015
Jorge H. Rangel
A63 - SPORTS GAMES AMUSEMENTS