US PATENT SUBCLASS 346 / 139 D
.~ Lead-screw drive means

Current as of: June, 1999
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346 /   HD   RECORDERS

139 R  DF  MARKERS AND/OR DRIVING MEANS THEREFOR {7}
139 D.~ Lead-screw drive means

Unofficial Alpha Subclasses: R A B C D

DEFINITION

Classification: 346/139

The structure of the marker and or the driving means therefor.

SEE OR SEARCH CLASS

116, Signals and Indicators,

328+, for indicating pointer structure.