Fountain pen

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

Patent

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Details

D19 51, D19 56, D19 57

Patent

active

D03639495

REFERENCES:
patent: D99213 (1936-04-01), Peters
patent: D138346 (1944-07-01), Kahn
patent: D143051 (1945-11-01), Waldinger
patent: D198419 (1964-06-01), Haukins
patent: D206917 (1967-02-01), Jensen
patent: D213531 (1969-03-01), Wakai
patent: D247501 (1978-03-01), Malamoud
patent: D282553 (1986-02-01), LeBlanc
patent: D282753 (1986-02-01), LeBlanc
patent: D331259 (1992-11-01), Rousseau

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