U.S. patent number D341,610 [Application Number 07/778,723] was granted by the patent office on 1993-11-23 for lens for single-lens reflex camera. This patent grant is currently assigned to Asahi Kogaku Kogyo K.K.. Invention is credited to Akio Takahashi.
United States Patent | D341,610 |
Takahashi | November 23, 1993 |
Inventors: | Takahashi; Akio (Tokyo, JP) |
---|---|
Assignee: | Asahi Kogaku Kogyo K.K. (Tokyo,
JP) |
Appl. No.: | 07/778,723 |
Filed: | October 18, 1991 |
Apr 18, 1991 [JP] | 3-11328 | |||
Current U.S. Class: | D16/134 |
Field of Search: | ;D16/134 ;354/286,288R,195.1,195.12 ;359/819,811,815,826,827,704,823,703 |
D189383 | November 1960 | Macomber |
D302169 | July 1989 | Kimura et al. |
D303976 | October 1989 | Kimura et al. |
D331589 | December 1992 | Yamamoto et al. |
4923281 | May 1990 | Krichever et al. |
Popular Photography, Nov. 1990, p. 77, Sigma 70-210 mm lens. . Popular Photography, Nov. 1990, p. 79, Tokino 70-210 mm lens.. |
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