Point and barrel tip assembly for a writing instrument

Details Point and barrel tip assembly for a writing instrument Point and barrel tip assembly for a writing instrument

1987-12-21

1989-01-31

Rademaker, Charles A.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Element or attachment

Patent

active

D02996561

REFERENCES:
patent: D116097 (1939-08-01), Parker et al.
patent: D135448 (1943-04-01), Sager
patent: D137860 (1944-05-01), Cloutier
patent: D138032 (1944-06-01), Severy
patent: D141297 (1945-05-01), Feig
patent: D188266 (1960-06-01), Bunn et al.
patent: D191078 (1961-08-01), Lovejoy
patent: D220663 (1971-05-01), Green
patent: 2487340 (1949-11-01), Kleinsmith
patent: 2592406 (1952-04-01), Faltin
patent: 2733286 (1956-02-01), Lawton
patent: 3032012 (1962-05-01), Lovejoy
patent: 3352621 (1967-11-01), Fehling

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