Number | Name | Date | Kind |
---|---|---|---|
612750 | McDougall | Oct 1898 | |
1920385 | Hamilton | Oct 1930 | |
2694033 | Fletcher | May 1953 | |
3286867 | Mumford | Oct 1965 | |
4586622 | Walldorf | May 1986 | |
4726478 | Zimmermann | Feb 1988 | |
4871077 | Ogden et al. | Oct 1989 | |
5341969 | Accardo et al. | Aug 1994 | |
5346672 | Stapleton et al. | Sep 1994 |
Entry |
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Supercool, Inc., Product Brochure. |