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Michael Huneke
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Burlington, IA, US
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Patents Grants
last 30 patents
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Patent Grant
Roller ball pen with adjustable spring tension
Patent number
6,428,232
Issue date
Aug 6, 2002
BIC Corporation
Bernard J. McCauley
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Patent Grant
Roller ball pen with adjustable spring tension
Patent number
6,261,015
Issue date
Jul 17, 2001
BIC Corporation
Bernard J. McCauley
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Patents Applications
last 30 patents
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Patent Application
Roller ball pen with adjustable spring tension
Publication number
20010024592
Publication date
Sep 27, 2001
BIC Corporation
Bernard J. McCauley
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES