US PATENT SUBCLASS 49 / 411
.~.~.~ Threshold or sill guide
Current as of:
June, 1999
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49 /
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MOVABLE OR REMOVABLE CLOSURES
404
DF
WITH MEANS MOUNTING CLOSURE FOR RECIPROCATION
{16}
409
DF
.~ Pendant from horizontal guide {2}
410
DF
.~.~ With guide for lower edge of closure {1}
411
.~.~.~ Threshold or sill guide
DEFINITION
Classification: 49/411
(under subclass 410) Device wherein the guide for the lower portion of the closure lies within or extends upwardly from the upper surface of the lower horizontal component of the
frame of the opening.