US PATENT SUBCLASS 181 / 201
.~.~.~ Offfice type devices (e.g., typewriters, teleprinters, etc.)

Current as of: June, 1999
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181 /   HD   ACOUSTICS

175  DF  SOUND-MODIFYING MEANS {12}
198  DF  .~ Housing or enclosure (e.g., sound confining and absorbing) {2}
200  DF  .~.~ Machine type enclosure {5}
201.~.~.~ Offfice type devices (e.g., typewriters, teleprinters, etc.)

DEFINITION

Classification: 181/201

Office type devices (e.g., typewriters, teleprinters, etc.):

(under subclass 200) Subject matter wherein the enclosure is for machines normally used and found in a business type office.