Writing instrument

Details Writing instrument Writing instrument

1994-10-19

1996-10-01

Thompson, Martie

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 56, D19 46, D19 51

Patent

active

D03742512

REFERENCES:
patent: D81529 (1930-08-01), Davis
patent: D136214 (1943-08-01), Colloby et al.
patent: D283901 (1986-12-01), Horntrich
patent: D310100 (1990-08-01), Yubisui
patent: D336658 (1993-06-01), Peersmann
patent: D337611 (1993-07-01), Peersmann
patent: D350562 (1994-09-01), Muliterno
patent: D357275 (1995-04-01), Covington et al.
patent: D358420 (1995-05-01), Tseng

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