Portable calculator

Details Portable calculator Portable calculator

2001-07-20

2002-10-01

Veynar, Caron D. (Department: 2913)

Printing and office machinery

Typewriter or calculator

Calculator

Design Patent

active

D0463816

CLAIM:
The ornamental design for a portable calculator, as shown and described.

REFERENCES:
patent: D205809 (1966-09-01), Crease et al.
patent: D249390 (1978-09-01), Ohie
patent: D335892 (1993-05-01), Onumata
patent: D379366 (1997-05-01), Hokazono
patent: D429757 (2000-08-01), Yatabe
patent: D429758 (2000-08-01), Komuta et al.
patent: D442618 (2001-05-01), Tamaki

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