Calculator

Printing and office machinery – Typewriter or calculator – Calculator

Design Patent

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Design Patent

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D0441393

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

REFERENCES:
patent: D. 294151 (1988-02-01), Kuo
patent: D. 378826 (1997-04-01), Dijkstra
patent: D. 401268 (1998-11-01), Carels
patent: D. 433059 (2000-10-01), Okumura et al.

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