Number | Name | Date | Kind |
---|---|---|---|
D49472 | Dierke | Aug 1916 | |
D305386 | Rams et al. | Jan 1990 | |
D328392 | Holstein, II et al. | Aug 1992 | |
D334228 | Witzig-Jaggi | Mar 1993 | |
D347736 | Schneider et al. | Jun 1994 | |
1337173 | White | Apr 1920 | |
1440785 | Levis | Jan 1923 | |
1927365 | Frolio | Sep 1933 | |
3722020 | Hills | Mar 1973 | |
4712267 | Cheng | Dec 1987 | |
4800608 | Key | Jan 1989 | |
5046212 | O'Conke | Sep 1991 |
Number | Date | Country |
---|---|---|
17666 | Jan 1896 | GBX |
Entry |
---|
Sample of "Ortho" brush, manufactured and sold by Oral-B Laboratories, Redwood City, Calif. (1989). |