Title:
Push button type mechanical pencil
United States Patent 2526268


Inventors:
Francois, Perraud Roger
Application Number:
US75873847A
Publication Date:
10/17/1950
Filing Date:
07/03/1947
Assignee:
A J FAGARD & CIE
Primary Class:
Other Classes:
401/85
International Classes:
B43K21/16; B43K25/02
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