U.S. patent number D246,052 [Application Number 05/701,021] was granted by the patent office on 1977-10-11 for fumigator. This patent grant is currently assigned to Taisho Pharmaceutical Co., Ltd.. Invention is credited to Yoshiaki Hatai.
United States Patent | D246,052 |
Hatai | October 11, 1977 |
Inventors: | Hatai; Yoshiaki (Kawaguchi, JA) |
---|---|
Assignee: | Taisho Pharmaceutical Co., Ltd.
(Tokyo, JA) |
Appl. No.: | 05/701,021 |
Filed: | June 30, 1976 |
Current U.S. Class: | D23/366 |
Current International Class: | D2304 |
Field of Search: | ;D23/150 ;239/53-60 |
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2500896 | March 1950 | Drake |
2755954 | July 1956 | Antritter |
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