U.S. patent number D283,911 [Application Number 06/528,757] was granted by the patent office on 1986-05-20 for cooling tower. This patent grant is currently assigned to Mitsubishi Denki Kabushiki Kaisha. Invention is credited to Akira Miyamoto, Kazuyuki Yamaguchi.
United States Patent | D283,911 |
Miyamoto , et al. | May 20, 1986 |
Inventors: | Miyamoto; Akira (Nagasaki, JP), Yamaguchi; Kazuyuki (Nagasaki, JP) |
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Assignee: | Mitsubishi Denki Kabushiki
Kaisha (Tokyo, JP) |
Appl. No.: | 06/528,757 |
Filed: | September 2, 1983 |
Mar 15, 1983 [JP] | 58-11152 | |||
Current U.S. Class: | D23/351 |
Field of Search: | ;D23/139-150 ;261/23R,DIG.11 |
D184280 | January 1959 | Mart |
D195487 | June 1963 | Goldsmith |
3384165 | May 1968 | Mathews |
3820353 | June 1974 | Shiraishi et al. |
4076771 | February 1978 | Houx, Jr. et al. |
4301097 | November 1981 | Curtis |
4315873 | February 1982 | Smith et al. |
Industrial Equipment News, Apr. 1969, p. 139, "Cooling Tower" item. . New Equipment Digest, Feb. 1975, p. 3, "Baltimore Aircoil" advertisement. . Heating, Piping & Air Conditioning, May 1961, p. 53. . Architectural Record, Sep. 1961, p. 210.. |
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