Combination whiteboard

Details Combination whiteboard Combination whiteboard

1998-05-12

1998-12-15

Holtje, Martie K.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Writing or drawing surface, e.g., blackboard, drawing board,...

D19 36, D19 85, D19 78, D20 19, D6553, D6569, 1906

Patent

active

D04026977

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