US PATENT SUBCLASS 239 / 265.13
.~ With retractable noise suppressing stream divider

Current as of: June, 1999
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239 /   HD   FLUID SPRINKLING, SPRAYING, AND DIFFUSING

265.11  DF  REACTION MOTOR DISCHARGE NOZZLE {4}
265.13.~ With retractable noise suppressing stream divider

DEFINITION

Classification: 239/265.13

(under subclass 265.11) Apparatus including a member movable into and out of the fluid stream being discharged and effective to separate the stream into a plurality or smaller, parallel streams for the purpose of attenuating the sound of the stream discharge.

SEE OR SEARCH CLASS

181, Acoustics,

213+, for mufflers and sound filters, per se.