U.S. patent number D295,478 [Application Number 06/751,075] was granted by the patent office on 1988-05-03 for reconfigurable shelf unit. Invention is credited to Charles D. Helmholdt, Diane E. Helmholdt.
United States Patent | D295,478 |
Helmholdt , et al. | May 3, 1988 |
Inventors: | Helmholdt; Diane E. (Caledonia, MI), Helmholdt; Charles D. (Caledonia, MI) |
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Appl. No.: | 06/751,075 |
Filed: | July 2, 1985 |
Current U.S. Class: | D6/558; D6/405; D6/570; D6/675.1 |
Field of Search: | ;D6/403,405,569,570,556,558,478,479,477,462 ;108/29,31,152,59,91,106 ;47/39,40 ;211/90,103,105.1,134,153 |
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D273066 | March 1984 | Kneale, III |
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640567 | January 1900 | Johnson |
678031 | July 1901 | Peach |
698762 | April 1902 | Tove |
841574 | January 1907 | Sandhofer |
883001 | March 1908 | Curtis |
2051241 | August 1936 | Biggers |
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