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4161518 | Wen et al. | Jul 1979 | |
4485090 | Chang | Nov 1984 | |
4663202 | Causton | May 1987 | |
4693935 | Mazurek | Sep 1987 | |
4728571 | Clemens et al. | Mar 1988 | |
4872936 | Engelbrecht | Oct 1989 | |
4950479 | Hill et al. | Aug 1990 | |
4972037 | Garbe et al. | Nov 1990 | |
4981902 | Mitra et al. | Jan 1991 | |
4981903 | Garbe et al. | Jan 1991 | |
5002978 | Goldenberg | Mar 1991 | |
5021477 | Garbe et al. | Jun 1991 | |
5078988 | Lin et al. | Jan 1992 | |
5154762 | Mitra et al. | Oct 1992 | |
5188822 | Viccaro et al. | Feb 1993 |
Number | Date | Country |
---|---|---|
0 373 385 | Jun 1990 | EPX |
0 412 770 | Feb 1991 | EPX |
0 412 771 | Feb 1991 | EPX |
WO9113608 | Mar 1991 | WOX |
WO9515740 | Jun 1995 | WOX |
Entry |
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A. Gaffar, J. Afflitto, N. Nuran, "Toothbrush Chemistry" Am. Chem. Soc. (Jul. 1993). |