Calculator notebook

Printing and office machinery – Typewriter or calculator – Calculator

Design Patent

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Details

Design Patent

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D0579483

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

REFERENCES:
patent: D245024 (1977-07-01), Genin
patent: D300539 (1989-04-01), Wong
patent: D356299 (1995-03-01), Hamilton et al.
patent: D370472 (1996-06-01), Scianna
patent: D433057 (2000-10-01), Chu et al.
patent: D435550 (2000-12-01), Chu et al.
patent: D532440 (2006-11-01), Oas
patent: 2003/0121965 (2003-07-01), Shevers, Jr.

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