Title:
Dental apparatus
United States Patent 2274893

Inventors:
Hyman, Freedman
Publication Date:
03/03/1942
View Patent Images:
Download PDF 2274893 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Hyman, Freedman
Primary Class:
362/96
Other Classes:
433/91, 433/32, 433/29
International Classes:
A61C17/08