Vibratory therapeutic cushion
United States Patent 2539712
US Patent References:
Portable device to aid hearing
- - 1872674

Therapeutic device
- - 2425655

Massaging apparatus or the like
- - 2460245


Inventors:
Wettlaufer, William L.
Publication Date:
01/30/1951
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Assignee:
Wettlaufer, William L.
Primary Class:
601/57
Other Classes:
D24/215, 601/70
International Classes:
A61H23/02