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Dental vacuum
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Patent number 8,961,175
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Issue date Feb 24, 2015
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Foxhammer Inc.
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Robert A. Meyer
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patient mask
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Patent number 6,532,598
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Issue date Mar 18, 2003
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Venanzio Cardarelli
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A62 - LIFE-SAVING FIRE-FIGHTING
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Hand held dental saw
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Patent number 5,674,119
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Issue date Oct 7, 1997
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Marc Desrosiers
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Bench top dust collector
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Patent number 5,655,253
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Issue date Aug 12, 1997
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Robert L. Nevin
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B28 - WORKING CEMENT, CLAY, OR STONE
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Worktable
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Patent number 4,596,060
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Issue date Jun 24, 1986
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Kaltenbach & Voigt GmbH & Co.
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Helmut Schmidt
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Dust exhaustor
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Patent number 4,490,881
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Issue date Jan 1, 1985
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Otto Schmidt
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Receptacle for dental amalgam
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Patent number 4,460,340
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Issue date Jul 17, 1984
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Marvin M. Stark Research Corporation
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Marvin M. Stark
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Work place arrangement
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Patent number 4,387,941
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Issue date Jun 14, 1983
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Strohm & Maier Labormobel GmbH
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Klaus Maier
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Dental clean air device
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Patent number 4,252,054
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Issue date Feb 24, 1981
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Marinus Bakels
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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