Healing mattress
United States Patent 3082768
US Patent References:
Self inflating pillow
- - 1950571

Headrest
- - 2305173

Filtered pillow
- - 2956291


Inventors:
Johns, James N.
Publication Date:
03/26/1963
View Patent Images:
Download PDF 3082768 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Johns, James N.
Primary Class:
128/202.130
Other Classes:
5/951
International Classes:
A47C21/04; A61M11/04; A61M15/00; A47C21/00; A61M11/00