Number | Name | Date | Kind |
---|---|---|---|
D317063 | Johnson | May 1991 | |
D320870 | Asbury et al. | Oct 1991 | |
D373224 | Pernicka et al. | Aug 1996 | |
4653124 | McNeal et al. | Mar 1987 | |
5410757 | Vienamo et al. | May 1995 | |
5483699 | Pernicka et al. | Jan 1996 | |
5603117 | Hudner, Jr. et al. | Feb 1997 |
Entry |
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Popular Science, Jan. 1992, p. 22, Cycling Shield. |
American Bicyclist & Motor, Mar. 1985, p. 46 "Pro Tech" Helmet and p. 59 Team USA. |