Title:
Spring-actuated medical syringe
United States Patent 2722215
Inventors:
Stig-ake, Dahlgren
Application Number:
US42592954A
Publication Date:
11/01/1955
Filing Date:
04/27/1954
Assignee:
Stig-ake, Dahlgren
Primary Class:
International Classes:
A61M5/32
View Patent Images:
US Patent References:
1845036Hypodermic syringe1932-02-16
0187031N/A1877-02-06
0159192N/A1875-01-26