U.S. patent number D249,057 [Application Number 05/842,637] was granted by the patent office on 1978-08-22 for water distiller unit. Invention is credited to Robert R. Hansrote.
United States Patent | D249,057 |
Hansrote | August 22, 1978 |
Inventors: | Hansrote; Robert R. (Lincoln, NE) |
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Appl. No.: | 05/842,637 |
Filed: | October 17, 1977 |
Current U.S. Class: | D23/207 |
Current International Class: | D2301 |
Field of Search: | ;D23/3 ;202/83,185B,202,234 |
D121017 | June 1940 | Newman |
D135202 | March 1943 | Van Guilder |
D195771 | July 1963 | Soussloff |
D228642 | October 1973 | Chasteen et al. |
D236463 | August 1975 | Gioragnoli |
3055810 | September 1962 | Skow |
3350279 | October 1967 | Tolchin |
3830705 | August 1974 | Dewegeli |
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