Number | Name | Date | Kind |
---|---|---|---|
271625 | Goff | Feb 1883 | |
1652108 | Forbis | Dec 1927 | |
1812655 | Ladd | Jun 1931 | |
1985667 | Nelson et al. | Dec 1934 | |
2437265 | Manning | Mar 1948 | |
2608901 | Goldman | Sep 1952 | |
2705498 | Johnson | Apr 1955 | |
3523535 | Croon et al. | Aug 1970 | |
4335721 | Matthews | Jun 1982 |
Entry |
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Dental Survey, "Johnson & Johnson", Jun., 1934, entitled: CEL-U-ROL. |
Dental Survey, "Richmond Dental Cotton Co.", Nov., 1979, entitled: Soft-Crossed Rolls. |