U.S. patent number D310,408 [Application Number 07/157,339] was granted by the patent office on 1990-09-04 for oil fired space heater. This patent grant is currently assigned to Toyotomi Kogyo Co., Ltd.. Invention is credited to Yoshio Mito.
United States Patent | D310,408 |
Mito | September 4, 1990 |
Inventors: | Mito; Yoshio (Gifu, JP) |
---|---|
Assignee: | Toyotomi Kogyo Co., Ltd.
(Nagoya, JP) |
Appl. No.: | 07/157,339 |
Filed: | February 18, 1988 |
Current U.S. Class: | D23/348 |
Field of Search: | ;D23/335,336,338,348 ;126/95,96,85R,66 |
D287537 | December 1986 | Nakamura |
D292122 | September 1987 | Sakai |
2540719 | February 1951 | Engh et al. |
3342174 | September 1967 | Tongue et al. |
556430 | Jul 1981 | JP | |||
616942 | Jan 1984 | JP | |||
616970 | Jan 1984 | JP | |||
170625 | Sep 1984 | JP | |||
Hardware Age, Nov. '79, p. 103, Kero-Sun Kerosene Heaters, 1, 2, 3, and 4, top right side of page. . Home Energy Digest Wood Burning Quarterly, Spring/81, p. 136, Kerosene Heaters Corona 11DK and Perfection Model 750, top left side of page.. |
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