U.S. patent number D325,612 [Application Number 07/359,935] was granted by the patent office on 1992-04-21 for training baseball bat. Invention is credited to Vincent V. Longo.
United States Patent | D325,612 |
Longo | April 21, 1992 |
Inventors: | Longo; Vincent V. (Hawthorne, CA) |
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Appl. No.: | 07/359,935 |
Filed: | June 1, 1989 |
Current U.S. Class: | D21/725; D21/724 |
Field of Search: | ;D21/211,204,205,210 ;273/26B,72R,72A |
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D175205 | July 1955 | Wilson |
D194045 | November 1962 | Hasselbusch |
D239812 | May 1976 | Gould |
D246006 | October 1977 | Burr et al. |
430388 | June 1890 | Kinst |
534996 | March 1895 | Cundy |
3351346 | November 1967 | Strahan |
3811596 | May 1974 | Wilson |
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