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Beverly A. Kristoff
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Georgetown, KY, US
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last 30 patents
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Patent Grant
Neck pillow system
Patent number
6,851,146
Issue date
Feb 8, 2005
Ronald J. Kristof
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Neck pillows with internal vibrational mechanisms
Patent number
5,393,297
Issue date
Feb 28, 1995
Beverly A. Kristoff
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE