Desk calculator with perpetual calendar

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Description

FIG. 1 is a perspective view of the desk calculator with perpetual calendar in an opened state, showing the new design;

FIG. 2 is a front view of the new design in an opened state;

FIG. 3 is a rear view of the new design in an opened state;

FIG. 4 is a left side view of the new design in an opened state;

FIG. 5 is a right side view of the new design in an opened state;

FIG. 6 is a top view of the new design in an opened state;

FIG. 7 is a bottom view of the new design in an opened state;

FIG. 8 is a perspective view of the new design in a closed state;

FIG. 9 is a front view of the new design in a closed state;

FIG. 10 is a rear view of the new design in a closed state;

FIG. 11 is a side view of the new design in a closed state;

FIG. 12 is a right side view of the new design in a closed state;

FIG. 13 is a top view of the new design in closed state; and,

FIG. 14 is a bottom of the new design in a closed state.

Referenced Cited
U.S. Patent Documents
D090546 August 1933 Montanye
D147742 October 1947 Bowers
D163586 June 1951 Dingeldein
D258811 April 7, 1981 You
D292710 November 10, 1987 Woods
D335891 May 25, 1993 Peersmann
2829457 April 1958 Marston
3827168 August 1974 Mori
5480118 January 2, 1996 Cross
Patent History
Patent number: D427630
Type: Grant
Filed: Oct 26, 1999
Date of Patent: Jul 4, 2000
Assignee: Limax Electronics Co., Ltd. (Taipei)
Inventors: William H. K. Chu (Taipei), Min-Hua Lin (Taipei)
Primary Examiner: Martie K. Holtje
Law Firm: Dougherty & Troxell
Application Number: 0/112,909
Classifications
Current U.S. Class: Combined (D19/21); Perpetual (D19/25); Combined (1) (D18/2); Combined (1) (D10/2); With Calendar (D10/3)
International Classification: 1903;