US PATENT SUBCLASS 369 / 161
.~.~.~.~ With interchangeable styli

Current as of: June, 1999
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369 /   HD   DYNAMIC INFORMATION STORAGE OR RETRIEVAL

99  DF  SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM {4}
127  DF  .~ Mechanical modification or sensing of storage medium {6}
155  DF  .~.~ Mechanical conversion to or from sound {4}
160  DF  .~.~.~ Sound box {6}
161.~.~.~.~ With interchangeable styli

DEFINITION

Classification: 369/161

With interchangeable styli:

(under subclass 160) Subject matter having plural styli selectively coupled in cooperative relationship with the acoustical resonator.

SEE OR SEARCH THIS CLASS, SUBCLASS:

171+, for stylus holders with interchangeable styli, in general.