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H. Kent Snyder Jr.
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River Forest, IL, US
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Patents Grants
last 30 patents
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Patent Grant
Portable sign
Patent number
4,365,435
Issue date
Dec 28, 1982
Chicago Display Company
H. Kent Snyder
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Patent Grant
Roll type display sign
Patent number
4,292,751
Issue date
Oct 6, 1981
Chicago Display Company
H. Kent Snyder
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS