Pencil sharpener

Details Pencil sharpener Pencil sharpener

1975-06-02

1977-01-25

Stearman, Joel

Office supplies; artists and teachers materials

Office equipment not elsewhere specified

Perforating or cutting

D1906

Patent

active

D02431734

REFERENCES:
patent: 2664072 (1953-12-01), Knapp
patent: D74793 (1928-03-01), Johnson
patent: D202457 (1965-09-01), Preble et al.
Apsco Full Line Cat. No. 967-C, Rec'd. 4/68, p. 3, Item No. 1.

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