Artificial limb
United States Patent 1804915

Inventors:
Collins, John A.
Publication Date:
05/12/1931
View Patent Images:
Download PDF 1804915 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Collins, John A.
Primary Class:
623/50
Other Classes:
623/56
International Classes:
A61F2/60; A61F2/66