Title:
Surgical mask
United States Patent 3058463


Inventors:
Goodrich Jr., Edward O.
Application Number:
US85536759A
Publication Date:
10/16/1962
Filing Date:
11/25/1959
Assignee:
Goodrich Jr., Edward O.
Primary Class:
Other Classes:
128/201.23, 128/205.26, 128/910, D24/110.2
International Classes:
A41D13/11
View Patent Images:
US Patent References:
2896617Air supplied hood structure1959-07-28
1113062N/A1914-10-06
Foreign References:
DE393650C1924-09-02