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| USD246113 | 12 Nov 1976 | 18 Oct 1977 | Pelton & Crane Company | Dental syringe | | USD246114 | 12 Nov 1976 | 18 Oct 1977 | Pelton & Crane Company | Dental syringe | | USD247574 | 27 Feb 1976 | 21 Mar 1978 | | Saliva ejector | | USD250662 | 18 Abr 1977 | 26 Dic 1978 | Concept, Inc. | Dental stain remover | | USD292314 | 15 Ago 1985 | 13 Oct 1987 | | Dental polisher |
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