Number | Name | Date | Kind |
---|---|---|---|
2933324 | Stimler | Apr 1960 | |
2959424 | Richards | Nov 1960 | |
3091011 | Campbell | May 1963 | |
3489424 | Gertsch et al. | Jan 1970 | |
3590608 | Smyth | Jul 1971 | |
3647234 | Gertsch | Mar 1972 | |
3714803 | Chenenko | Feb 1973 | |
3716248 | Wiley | Feb 1973 | |
3727934 | Averbrook et al. | Apr 1973 | |
3765694 | Allsop | Oct 1973 | |
3791663 | Allsop et al. | Feb 1974 | |
3796438 | Zimmet | Mar 1974 | |
3826510 | Halter | Jul 1974 | |
3838585 | Foote | Oct 1974 | |
3874685 | Von Besser | Apr 1975 | |
3931656 | Thomson | Jan 1976 | |
3947927 | Rosenthal | Apr 1976 | |
3959995 | Fletcher | Jun 1976 | |
3994511 | Gronseth | Nov 1976 | |
3999410 | Hall | Dec 1976 | |
4185361 | Stuart | Jan 1980 | |
4231586 | Krause | Nov 1980 | |
4820220 | Fruzzetti et al. | Apr 1989 | |
4867478 | Anderson | Sep 1989 |
Number | Date | Country |
---|---|---|
562873 | Oct 1932 | DE2 |
1182562 | Nov 1964 | DEX |
1428882 | Mar 1969 | DEX |
2504367 | Aug 1976 | DEX |
1028689 | May 1953 | FRX |
2383682 | Nov 1978 | FRX |
360933 | Apr 1962 | CHX |
Entry |
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Action Now, Jan. 1982, vol. 8, No. 6. |
Snowster, Sno-Tek Publication. |
Kemper Advertisement in Snowboarding Magazine, vol. 2, No. 4. |