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2552846 | Dinkins | May 1951 | A |
2706528 | Kallio | Apr 1955 | A |
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2919142 | Winget | Dec 1959 | A |
3338589 | Barton et al. | Aug 1967 | A |
3419095 | Hood | Dec 1968 | A |
3568787 | Gremeret | Mar 1971 | A |
3645348 | Thompson | Feb 1972 | A |
3712396 | Ende | Jan 1973 | A |
3750776 | Stevenson | Aug 1973 | A |
3791469 | Prosser et al. | Feb 1974 | A |
3826323 | Mehne | Jul 1974 | A |
3964560 | Husted | Jun 1976 | A |
3966010 | Shiber | Jun 1976 | A |
4109739 | Husted | Aug 1978 | A |
4307788 | Shelton | Dec 1981 | A |
4461365 | Diggs | Jul 1984 | A |
4519470 | Allisio | May 1985 | A |
4633964 | Boyer et al. | Jan 1987 | A |
5127488 | Shanahan | Jul 1992 | A |
5305846 | Martin | Apr 1994 | A |
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5518080 | Pertile | May 1996 | A |
5662186 | Welch | Sep 1997 | A |
5975229 | Hosoda | Nov 1999 | A |
5984032 | Gremillion et al. | Nov 1999 | A |
6074271 | Derrah | Jun 2000 | A |
6095547 | Vandergrift et al. | Aug 2000 | A |
6162115 | Schudrich | Dec 2000 | A |
6193003 | Dempster | Feb 2001 | B1 |
6227555 | Wang et al. | May 2001 | B1 |
20010001770 | Spangler et al. | May 2001 | A1 |
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Number | Date | Country |
---|---|---|
631338 | Nov 1961 | CA |
Entry |
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Fast Trax ®, Motorized Stand up Snow Mobile, www.fasttrax.com, 5 pages. |
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2 pages from website: www.svmotorsports.com/sv_snow_99kittycat.htm showing features of KittyCat® snowmobile. |
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6 pages from website: www.powerboarding.com/poweredskateboards.thm showing photographs and various information in regards to powered skateboards. |
6 pages from website: www.powerboarding.com/powerdsnowboards.htm showing photographs and various information in regards to powered snowboards. |