Retinal stimulator
United States Patent 2760483
US Patent References:
Signaling apparatus
- - 1837364

Self generating phototube
- - 2128103

Method of making selenium elements
- - 2378438


Inventors:
Edward, Tassicker Graham
Publication Date:
08/28/1956
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Assignee:
Edward, Tassicker Graham
Primary Class:
623/6.630
Other Classes:
351/160R, 128/899
International Classes:
A61F9/007; A61F9/08; A61N1/36