Fountain pen

Details Fountain pen Fountain pen

1992-05-08

1993-09-21

Holtje, Nelson C.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 49, D19 51, D19 57

Patent

active

D03396061

REFERENCES:
patent: D82309 (1930-10-01), Bloser
patent: D87523 (1932-08-01), Kahn
patent: D121087 (1940-06-01), Andrews
patent: D132663 (1942-06-01), Dreyfuss
patent: D138544 (1944-08-01), Rohrer
patent: D182162 (1958-02-01), Carreiro
patent: D182216 (1958-02-01), Zierhut
patent: D187831 (1960-05-01), Buryan
patent: 284582 (1986-07-01), Bruhn

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