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Tooth loosening device
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Patent number 11,883,253
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Issue date Jan 30, 2024
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Matthew Schaeferle
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Ultrasonic dental tool
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Patent number 5,868,570
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Issue date Feb 9, 1999
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San Diego Swiss Machining, Inc.
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Teresa R. Hickok
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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3690006
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Patent number 3,690,006
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Issue date Sep 12, 1972
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE