Dental illumination unit
United States Patent 2176620

Inventors:
Michaux, Beam Calvin
Publication Date:
10/17/1939
View Patent Images:
Download PDF 2176620 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Michaux, Beam Calvin
Primary Class:
433/31
Other Classes:
362/139
International Classes:
A61B1/247; A61B1/24