US PATENT SUBCLASS 351 / 174
.~.~ With beveled, polished or reinforced edges

Current as of: June, 1999
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351 /   HD   OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING

41  DF  SPECTACLES AND EYEGLASSES {29}
159  DF  .~ Ophtahalmic lenses or blanks {10}
174.~.~ With beveled, polished or reinforced edges

DEFINITION

Classification: 351/174

(under subclass 159) Subject matter wherein the edge of the lens is polished, beveled or otherwise modified for protecting or reinforcing the lens for example.

(1) Note. The modification here is integral with the lens. Subclass 154 above provides for linings and rims separate from the lens.

SEE OR SEARCH THIS CLASS, SUBCLASS:

154, for lens linings and rims. See also (1) Note above.

166, for lenses with protective layers.