US PATENT SUBCLASS 49 / 162
.~.~ Vertical axis pivot

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

149  DF  MOUNTED FOR OPTIONAL MOVEMENTS {12}
161  DF  .~ Pivoted closure within framework of double hung sash {1}
162.~.~ Vertical axis pivot

DEFINITION

Classification: 49/162

(under subclass 161) Device wherein the enclosed section swings about a vertically oriented axis.

SEE OR SEARCH THIS CLASS, SUBCLASS:

177+, for a closure which is mounted on a pivoted slide mount for swinging about a vertically oriented axis.