Title:
Mattress holder
United States Patent 2588854
US Patent References:
/0227913.html
- - 0227913
/0481745.html
- - 0481745
/0653259.html
- - 0653259
/0687400.html
- - 0687400
Spring and mattress supporting means
- - 1450204
/0227913.html
- - 0227913
/0481745.html
- - 0481745
/0653259.html
- - 0653259
/0687400.html
- - 0687400
Spring and mattress supporting means
- - 1450204
Inventors:
Lang, Helen E.
Publication Date:
03/11/1952
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Export Citation:
Assignee:
Lang, Helen E.
Primary Class:
Other Classes:
5/411
International Classes:
A61G7/015; A61G7/002