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Irwin Selinger
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Old Westbury, NY, US
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last 30 patents
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Patent Grant
Stethoscope with disposable chestpiece
Patent number
5,747,752
Issue date
May 5, 1998
Graham-Field, Inc.
Irwin Selinger
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Stethoscope
Patent number
5,514,840
Issue date
May 7, 1996
Graham-Field, Inc.
Irwin Selinger
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE