U.S. patent number D347,458 [Application Number D/004,370] was granted by the patent office on 1994-05-31 for children's play gym. This patent grant is currently assigned to Hedstrom Corporation. Invention is credited to Robert J. Boudreau, Joel C. Cunard, William H. Ziegler, Jr..
United States Patent | D347,458 |
Cunard , et al. | May 31, 1994 |
Inventors: | Cunard; Joel C. (Bedford, PA), Boudreau; Robert J. (Bedford, PA), Ziegler, Jr.; William H. (Bedford, PA) |
---|---|
Assignee: | Hedstrom Corporation (Bedford,
PA) |
Appl. No.: | D/004,370 |
Filed: | February 3, 1993 |
Current U.S. Class: | D21/818; D21/823 |
Field of Search: | ;472/116,117,136,92 ;482/35,36,37 ;D21/240,244,245 |
D189581 | January 1961 | Williams et al. |
D224243 | July 1972 | Hock et al. |
D271037 | October 1983 | Gordon |
D340273 | October 1993 | Ezell |
4262900 | April 1981 | Vinson |
4447055 | May 1984 | Ahrens |
4811943 | March 1989 | Ahrens |
Playthings, Sep. 1985, p. 43, Swing Design Challenger 10, top of the page. . Play Designs, 1991, Discovery Series, center of the page. . Swing Design, 1981, front page as shown. . Child Life, 1992, center of the page.. |
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