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James William Zimmerman
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Diamond Bar, CA, US
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Patents Grants
last 30 patents
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Patent Grant
LED retrofit for fluorescent backlit signs
Patent number
8,083,373
Issue date
Dec 27, 2011
James William Zimmerman
F21 - LIGHTING
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last 30 patents
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Patent Application
LED retrofit for fluorescent backlit signs
Publication number
20110019413
Publication date
Jan 27, 2011
James William Zimmerman
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS