US PATENT SUBCLASS 366 / 325.91
.~.~.~.~ Apertured element

Current as of: June, 1999
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366 /   HD   AGITATING

241  DF  STIRRER WITHIN STATIONARY MIXING CHAMBER {10}
279  DF  .~ Rotatable stirrer {15}
325.1  DF  .~.~ Relatively fixed plural elements {14}
325.7  DF  .~.~.~ Openwork having element supported by central shaft at opposite ends {2}
325.91.~.~.~.~ Apertured element

DEFINITION

Classification: 366/325.91

Apertured element:

(under subclass 325.7) Subject matter wherein the element has an opening extending through the element.

SEE OR SEARCH THIS CLASS, SUBCLASS:

90, for a rubber or heavy plastic working screw stirrer having apertures.

316, for a disk-type stirrer having apertures.

324, for a screw-type stirrer having apertures.

325.93, for a stirrer having apertured rectangular elements having planar working surfaces.

325.9, for a stirrer having an apertured blade that is parallel to the shaft axis.

328.2+, for a stirrer having relatively fixed agitating elements and including an apertured element.