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Mary Jo Rossini
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Woodbury, MN, US
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last 30 patents
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Patent Grant
Stethoscope chestpiece having two suspended diaphragms
Patent number
5,945,640
Issue date
Aug 31, 1999
3M Innovative Properties Company
Mary Jo Rossini
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Ear tips having a plurality of ear contacting surfaces
Patent number
5,824,968
Issue date
Oct 20, 1998
Minnesota Mining and Manufacturing Company
Thomas J. Packard
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Identification tag
Patent number
D381366
Issue date
Jul 22, 1997
Minnesota Mining and Manufacturing Company
Mary Jo Rossini
D20 - Sales and advertising equipment