Multipurpose calculator case

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Description

FIG. 1 is a left, front and top perspective view of a multipurpose calculator case in the closed position showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a perspective view in the open position;

FIG. 9 is a front elevational view thereof;

FIG. 10 is a rear elevational view thereof;

FIG. 11 is a left side elevational view thereof;

FIG. 12 is a right side elevational view thereof;

FIG. 13 is a top plan view thereof; and

FIG. 14 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D249952 October 17, 1978 Yuen
D260534 September 1, 1981 Halm
D302007 July 4, 1989 Hara et al.
D310543 September 11, 1990 Brown
D312831 December 11, 1990 Sawada et al.
4644391 February 17, 1987 Shibuya et al.
Patent History
Patent number: D319651
Type: Grant
Filed: Oct 10, 1989
Date of Patent: Sep 3, 1991
Assignee: Pro Eton Trading Co., Ltd.
Inventor: Li-Chen Hu Huang (Taipei)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Caron D. Veynar
Law Firm: Wenderoth, Lind & Ponack
Application Number: 7/418,642