Safety tipped pencil and sharpener therefor

Details Safety tipped pencil and sharpener therefor Safety tipped pencil and sharpener therefor

1990-08-24

1991-09-10

DeMille, Danton D.

Coating implements with material supply

Solid material for rubbing contact or support therefor

With means for severing portion of sheath or for shaping tool

30457, 30454, 144 2811, B43K 2906, B43L 2300

Patent

active

050468766

ABSTRACT:
A pencil and a shrapener for forming the pencil with a safety tip comprising a curved, circular surface. In cross-section, the curved surface appears as two intersecting circles. The tip is thus a curved, circular surface of revolution with a sufficient radius to the surface of revolution such that the pencil has a relatively blunt writing tip.

REFERENCES:
patent: 691127 (1902-01-01), Fox
patent: 1026671 (1912-05-01), Hager et al.
patent: 2625943 (1953-01-01), Prey
patent: 2702022 (1955-02-01), Fors

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