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William Knox, JR.
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Painesville, OH, US
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last 30 patents
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Patent Grant
Coin bank
Patent number
7,641,544
Issue date
Jan 5, 2010
MAG-NIF Incorporated
Jerzy Perkitny
G07 - CHECKING-DEVICES
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last 30 patents
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Patent Application
TIMEPIECE WITH INTERCHANGEABLE DISPLAY AND SOUNDS
Publication number
20120287763
Publication date
Nov 15, 2012
Mag-Nif Incorporated
William Knox, JR.
G04 - HOROLOGY