Developing unit for copiers

- Canon
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Description

FIG. 1 is a front elevational view of developing unit for copies showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof; and

FIG. 7 is a perspective view thereof.

Referenced Cited
U.S. Patent Documents
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D245761 September 13, 1977 Alseth et al.
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D277289 January 22, 1985 Sabin
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D287023 December 2, 1986 Masaki
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D298336 November 1, 1988 Masaki
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D303543 September 19, 1989 Seki
4849791 July 18, 1989 Hagihara et al.
Foreign Patent Documents
0029277 February 1984 JPX
59-061845 April 1984 JPX
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0044780 February 1987 JPX
Patent History
Patent number: D313616
Type: Grant
Filed: Jan 13, 1989
Date of Patent: Jan 8, 1991
Assignee: Canon Kabushiki Kaisha (Tokyo)
Inventor: Hiroyuki Tokuda (Yokohama)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Caron D. Veynar
Law Firm: Fitzpatrick, Cella, Harper & Scinto
Application Number: 7/296,761