U.S. patent number D293,981 [Application Number 06/659,415] was granted by the patent office on 1988-02-02 for partition unit. This patent grant is currently assigned to Hauserman, Inc.. Invention is credited to Douglas C. Ball.
United States Patent | D293,981 |
Ball | February 2, 1988 |
Inventors: | Ball; Douglas C. (Quebec, CA) |
---|---|
Assignee: | Hauserman, Inc. (Cleveland,
OH) |
Appl. No.: | 06/659,415 |
Filed: | October 10, 1984 |
Current U.S. Class: | D6/332 |
Field of Search: | ;D6/332 ;160/135,351,371,377 |
D278395 | April 1985 | Keeler |
328342 | October 1885 | Robinson |
1363187 | December 1920 | Miller |
2145030 | January 1939 | Press |
2938248 | May 1960 | Hadary |
Sweets Architectural File 1975, Section 10, 2TE, p. 4; top left screen on page. . "System Three O" by Panel Concepts, Inc., flyer, Panel disclosed in flyer.. |
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