Title:
Dosage regulator and control wedge for hypodermic syringes
United States Patent 2216354
Inventors:
Pletcher, Delmer I.
Publication Date:
10/01/1940
Export Citation:
Assignee:
Pletcher, Delmer I.
Primary Class:
Other Classes:
74/531, 222/309
International Classes:
A61M5/315
View Patent Images: