Writing instrument

Details Writing instrument Writing instrument

1988-11-17

1991-07-16

Dunkins, Bruce W.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 43, D19 51, D19 56, D19 57

Patent

active

D03182940

REFERENCES:
patent: D232197 (1974-07-01), Nakata
patent: D268501 (1983-04-01), Kruckel et al.
patent: D272750 (1984-02-01), Luntz
patent: D282378 (1986-01-01), Ohyabu et al.
patent: D295537 (1988-05-01), Davidson et al.
patent: D299470 (1989-01-01), Mock
patent: D306873 (1990-03-01), Yazaki
patent: D307601 (1990-05-01), Poisson et al.
patent: D309913 (1990-08-01), Shintani
patent: D313245 (1990-12-01), Iwase

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