Title:
Stencil set for producing graphic representations
United States Patent 3158940
US Patent References:
Drawing appliance
- - 1358572

Transparent stencil
- - 1541480

Lettering device
- - 1750309

Guide for lettering
- - 1821369

Drawing appliance stencil
- - 1974442


Inventors:
Corpening, Gene S.
Publication Date:
12/01/1964
View Patent Images:
Download PDF 3158940 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Corpening, Gene S.
Primary Class:
33/565
Other Classes:
434/150, 434/87
International Classes:
B43L13/20
US Patent References:
2850811System of executing lettering
2933818Ellipse guides