Method of and apparatus for sorting radiation emissive material
United States Patent 2717693
US Patent References:
Metallurgical separator
- - 1678884
Sorting apparatus
- - 1940882
Apparatus for selecting pearl buttons
- - 2063485
Apparatus for detecting the presence of foreign bodies in or on transparent vessels
- - 2137187
/2183606.html
- - 2183606
Metallurgical separator
- - 1678884
Sorting apparatus
- - 1940882
Apparatus for selecting pearl buttons
- - 2063485
Apparatus for detecting the presence of foreign bodies in or on transparent vessels
- - 2137187
/2183606.html
- - 2183606
Inventors:
Holmes, Fred T.
Publication Date:
09/13/1955
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Assignee:
Holmes, Fred T.
Primary Class:
Other Classes:
209/655, 250/303, 406/4, 246/DIG.001, 209/912, 209/578, 250/255, 209/576
International Classes:
B07C5/346; B07C5/34
US Patent References: