US PATENT SUBCLASS 351 / 127
.~.~.~ Ball or chain type

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

41  DF  SPECTACLES AND EYEGLASSES {29}
124  DF  .~ Bridges {8}
126  DF  .~.~ Flexible {1}
127.~.~.~ Ball or chain type

DEFINITION

Classification: 351/127

(under subclass 126) Subject matter wherein the bridge connecting the lens holding rims is formed of a plurality of flexible hollow ball or link-chain members.

(1) Note. These bridges may be readily removable from the lens rims, and may be adjustable to produce the required distance between the lenses.

SEE OR SEARCH THIS CLASS, SUBCLASS:

140+, for connectors.

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2, Apparel,

445+, for ball or chain type bridges in goggles.