US PATENT SUBCLASS 220 / 252
.~ Pivotally or slidably mounted semispherical hood-type closure

Current as of: June, 1999
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220 /   HD   RECEPTACLES

200  DF  CLOSURES {45}
252.~ Pivotally or slidably mounted semispherical hood-type closure

DEFINITION

Classification: 220/252

(under subclass 200) Device wherein the closure is a semispherical dome movably mounted to allow at least a portion thereof to be shifted to an underlying or overlying position relative to a corresponding dome section or the receptacle.