US PATENT SUBCLASS 49 / 188
.~ Separable hinge permits sliding of closure

Current as of: June, 1999
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49 /   HD   MOVABLE OR REMOVABLE CLOSURES

149  DF  MOUNTED FOR OPTIONAL MOVEMENTS {12}
188.~ Separable hinge permits sliding of closure {1}
189  DF  .~.~> Retractable portion

DEFINITION

Classification: 49/188

(under subclass 149) Device in which disconnectable hinge members are provided on both the closure and the portal frame which members are engageable to permit swinging of the closure and disengageable to permit reciprocation of the closure.