Release mechanism

Resilient band

Resilient depressible hook clasp for jewelry

Resiliently expansible multi-sectional metallic band

Resiliently extensible articulated bracelet

Retaining device for concealed slide fastener

Retaining ring

Retention device

Reusable fasteners for uniting sections of a mold

Reusable slide fastener with emergency opening means

Reusable vinyl substitute for disposable adhesive athletic tape

Ring and mounting for a plurality of gemstones

Ring for attachment to keys or other objects

Ring guard and ring assembly

Ring guard having lapped resilient tongues

Ring structure

Ring with replaceable stones

Ring with retractable sliding peripheral cover

Ring with reversible setting for displaying alternate faces

Rolling action zipper profile and slider therefor