Writing instrument

Details Writing instrument Writing instrument

1999-11-02

2000-11-21

Holtje, Martie K.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 41, D19 45, 1906

Patent

active

D04340728

REFERENCES:
patent: D052310 (1918-08-01), Oziezyo
patent: D079010 (1929-07-01), Barnhart
patent: D178185 (1956-07-01), Gorham
patent: D181881 (1958-01-01), Lamb
patent: D252554 (1979-08-01), Lancer
patent: D333837 (1993-03-01), Peersmann
patent: D369508 (1996-05-01), Jones et al.
patent: D370234 (1996-05-01), Johnson
patent: 657370 (1900-09-01), Ward
patent: 836652 (1906-11-01), Rosdael
patent: 967410 (1910-08-01), Montgomery
patent: 3947977 (1976-04-01), Bishop
patent: 5391010 (1995-02-01), Gorbunov
patent: 5971642 (1999-10-01), O'Mara et al.

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