Title:
Tag
United States Patent 1984589

Inventors:
Ludy, George B.
Publication Date:
12/18/1934
View Patent Images:
Download PDF 1984589 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Ludy, George B.
Primary Class:
40/668
Other Classes:
62/322, 24/16PB
International Classes:
G09F3/04