US PATENT SUBCLASS 451 / 921
"PAD" FOR LENS SHAPING TOOL
Current as of:
June, 1999
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451 /
HD
ABRADING
921
"PAD" FOR LENS SHAPING TOOL
DEFINITION
Classification: 451/921
"PAD" FOR LENS SHAPING TOOL:
Disclosure of an accessory to be used in abrading an optical
lens to cushion a lens engaging portion to prevent undesired modification of the lens.
(1) Note. The pad of this subclass may prevent scratching or cracking of the lens.