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Frederick R. Fischer
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Farmingdale, NY, US
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Patents Grants
last 30 patents
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Patent Grant
Dental vacuum system assembly and process incorporating an amalgam...
Patent number
7,306,460
Issue date
Dec 11, 2007
Henry Hubner
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Dental vacuum system assembly and process incorporating an amalgam...
Patent number
6,790,038
Issue date
Sep 14, 2004
Air Techniques, Inc.
Henry Hubner
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
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Patent Application
Dental vacuum system assembly and process incorporating an amalgam...
Publication number
20040259052
Publication date
Dec 23, 2004
Henry Hubner
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Application
Dental vacuum system assembly and process incorporating an amalgam...
Publication number
20030003417
Publication date
Jan 2, 2003
Henry Hubner
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE