SPECTACLE-LENS TRIMMING,BEVELLING AND GROOVING MACHINES
United States Patent 3513598
US Patent References:
/0615089.html
- - 0615089

Edging machine
- - 1619358

Lens grinder
- - 2617236

Automatic edger
- - 3332172


Inventors:
Asselin, Robert Raymond Maurice
Asselin, Pierre Henri Leon
Publication Date:
05/26/1970
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Assignee:
Robert, Raymond Maurice Asselin
Asselin P. H. L.
Primary Class:
451/240
International Classes:
B24B9/14; G02C13/00; B24B9/06; B24B9/14




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