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US4332559A
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Dental floss applicator and method of anchoring dental floss units at a frame
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DE3013093A1
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DEVICE FOR REMOVING FOOD REMAINS AND METHOD FOR ATTACHING A FLASK THREAD TO THIS DEVICE
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DE2923057A1
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U=frame teeth cleaning instrument - has parallel silk threads at intervals between arms of frame
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DE2847261A1
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TOOTHBRUSH
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DE2842404A1
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Tooth gap cleaning instrument for removing food particles - has cleaning thread held taut between spring arms of stirrup including hand grip
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DE2842405A1
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Toothpick having thin flexible rounded metal strip - esp. of copper, silver, or gold, perpendicular to handle
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