Ball-point pen

Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument

Patent

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Details

D19 48, D1906

Patent

active

D02624630

REFERENCES:
patent: D148338 (1948-01-01), Weston
patent: D242855 (1976-12-01), Grinberg
patent: D247501 (1978-03-01), Malamoud
patent: D252998 (1979-09-01), Turner

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