Combined notebook, calculator and casing therefor

- Nava Milano S.p.A.
Description

FIG. 1 is a top perspective view of a combined notebook calculator and casing therefor, showing my new design in a closed position;

FIG. 2 is a top perspective view thereof, in an open position;

FIG. 3 is a top plan view thereof, the bottom plan view being a mirror image thereof;

FIG. 4 is a side elevational view thereof, the opposite side being a mirror image thereof;

FIG. 5 is a front elevational view thereof; and

FIG. 6 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D246205 October 25, 1977 Lewis
D273301 April 3, 1984 Sawada
D274179 June 5, 1984 Siwula
982758 January 1911 Anderson
2108015 February 1938 Kalish
3334921 August 1967 Fischer
4017725 April 12, 1977 Roen
4222109 September 9, 1980 Siwula
Patent History
Patent number: D290375
Type: Grant
Filed: Jul 10, 1984
Date of Patent: Jun 16, 1987
Assignee: Nava Milano S.p.A. (Milan)
Inventor: Rinaldo Nava (Milan)
Primary Examiner: Bernard Ansher
Assistant Examiner: Linda Titolo
Attorneys: Guido Modiano, Albert Josif
Application Number: 6/629,528
Classifications
Current U.S. Class: Book, Album Or Cover (D19/26)