Process for the production of a colored sound film
United States Patent 2062304

Inventors:
Bela, Gaspar
Publication Date:
12/01/1936
View Patent Images:
Download PDF 2062304 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Bela, Gaspar
Primary Class:
430/140
Other Classes:
352/37, 352/5, 369/284, 430/934, 369/108
International Classes:
G03C7/28