U.S. patent number D350,402 [Application Number D/007,230] was granted by the patent office on 1994-09-06 for retaining wall block. This patent grant is currently assigned to King's Materials, Inc.. Invention is credited to William Harrington, Kevin Ireland, Gary Pribyl.
United States Patent | D350,402 |
Pribyl , et al. | September 6, 1994 |
Inventors: | Pribyl; Gary (Cedar Rapids, IA), Ireland; Kevin (Ely, IA), Harrington; William (Bettendorf, IA) |
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Assignee: | King's Materials, Inc. (Cedar
Rapids, IA) |
Appl. No.: | D/007,230 |
Filed: | April 15, 1993 |
Current U.S. Class: | D25/118 |
Field of Search: | ;52/596-598,607-609,611 ;405/284,286 ;D25/113-118 |
D319885 | September 1991 | Blomquist et al. |
3426122 | April 1969 | Gaudelli et al. |
4229123 | October 1980 | Heinzmann |
4909010 | March 1990 | Gravier |
4920712 | May 1990 | Dean, Jr. |
4964761 | October 1990 | Rossi |
5017049 | May 1991 | Sievert |
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