Document shredder

Printing and office machinery – Bookbinding or document cutting – trimming – or shredding machine – Cutter – trimmer – or shredder

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Patent

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D03196577

REFERENCES:
patent: D221108 (1971-07-01), Case
patent: D265909 (1982-08-01), Hatanaka
patent: D265910 (1982-08-01), Hatanaka
patent: D277190 (1985-01-01), Sadler
patent: D298435 (1988-11-01), Buteau
patent: 4817877 (1989-04-01), Itoh et al.
patent: 4873811 (1989-10-01), Izumitani et al.
patent: 4964579 (1990-10-01), Strohmeyer
Destroyit; p. 6, lower right corner.
Great Presentations; Early Summer '87; p. 27; top right corner.

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