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 56, D19 57, D1906

Patent

active

D02596423

REFERENCES:
patent: D162213 (1951-02-01), Nelson et al.
patent: D245852 (1977-09-01), Carre
patent: D252934 (1979-09-01), Carre
Fahrney's Cat. of Fine Writing Inst. 1977, p. 21, item No. D65776.

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