Calculator

Printing and office machinery – Typewriter or calculator – Calculator

Design Patent

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Design Patent

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D0443293

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

REFERENCES:
patent: D. 249822 (1978-10-01), Ohie et al.
patent: D. 255125 (1980-05-01), Hazama et al.
patent: D. 383731 (1997-09-01), Mieki et al.
patent: D. 427630 (2000-07-01), Chu et al.

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