Bed-tilting device
United States Patent 3247528
US Patent References:
Therapeutic apparatus
- - 2700382

Bed elevating device
- - 2830303

Therapeutic device
- - 2880720

Drive unit and control
- - 3129607


Inventors:
Swenson, Emil S.
Koski, William L.
Publication Date:
04/26/1966
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Assignee:
Swenson, Emil S.
Koski, William L.
Primary Class:
5/658
Other Classes:
5/610, 5/11, 5/509.100, 601/24
International Classes:
A61G7/005