Title:
Slider for propelling pencils with several leads
United States Patent 2517522


Inventors:
Yves, Zuber
Application Number:
US76472347A
Publication Date:
08/01/1950
Filing Date:
07/30/1947
Assignee:
Stylomine, Ets (FR)
Primary Class:
Other Classes:
401/83, 401/99, 401/112
International Classes:
B43K24/12
View Patent Images:
US Patent References:
2140653Multiple lead pencil1938-12-20