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Grant David Purvis
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Miramar, NZ
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last 30 patents
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Patent Grant
Travel massage brush
Patent number
6,283,930
Issue date
Sep 4, 2001
Headwaters Research & Development, Inc.
Grant David Purvis
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Multi-mode exercise machine
Patent number
6,071,215
Issue date
Jun 6, 2000
David M. Raffo
A63 - SPORTS GAMES AMUSEMENTS
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Patent Grant
Massage brush
Patent number
D406650
Issue date
Mar 9, 1999
Headwaters Research & Development, Inc.
Grant David Purvis
D24 - Medical and laboratory equipment