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Subgingival irrigator
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Patent number 5,252,064
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Issue date Oct 12, 1993
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Teledyne Industries, Inc.
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John W. Baum
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Subgingival delivery tip
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Patent number 5,100,319
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Issue date Mar 31, 1992
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Teledyne Industries, Inc.
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John W. Baum
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Irrigation appliance
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Patent number 4,989,590
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Issue date Feb 5, 1991
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Teledyne Industries, Inc.
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John Baum
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE