Writing instrument having plural nibs with one being retractable

Details Writing instrument having plural nibs with one being retractable Writing instrument having plural nibs with one being retractable

1983-03-15

1986-04-08

Bratlie, Steven A.

Coating implements with material supply

Plural tools including projectable and retractable tool

401 19, 401 20, 401 22, 401 23, 401 28, 401 35, 401109, 401116, 401198, 401199, B43K 802, B43K 2406, B43K 2700

Patent

active

045809186

ABSTRACT:
A writing instrument comprising a plurality of coaxial writing nibs and means for advancing and retracting the nibs relative to one another to adjust a selected nib into an operative writing position, whereby the instrument is adjustable to produce lines of different predetermined widths.

REFERENCES:
patent: 1534629 (1925-04-01), Anshen
patent: 1738367 (1929-12-01), Haught
patent: 2591027 (1952-04-01), Turnes
patent: 3247828 (1966-04-01), Basham
patent: 3684389 (1972-08-01), Eron et al.
patent: 3687562 (1972-08-01), Basham
patent: 3792931 (1974-02-01), Ganz

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