US PATENT SUBCLASS 220 / 290
.~.~ With means to hold closure in a full or partially open position
Current as of:
June, 1999
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220 /
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RECEPTACLES
200
DF
CLOSURES
{45}
288
DF
.~ Removable closure guided in rotary movement (e.g., screw) {6}
290
.~.~ With means to hold closure in a full or partially open position
DEFINITION
Classification: 220/290
(under subclass 288) Device wherein the closure is provided with structure to hold it in a position other than fully closed.
