US PATENT SUBCLASS 84 / 140
.~.~.~.~ Extra end holes

Current as of: June, 1999
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84 /   HD   MUSIC

1  DF  INSTRUMENTS {9}
*  DD  .~ Automatic {13}
115  DF  .~.~ Selectors {8}
122  DF  .~.~.~ Winding and rewinding {16}
140.~.~.~.~ Extra end holes {1}
141  DF  .~.~.~.~.~> Single end hole

DEFINITION

Classification: 84/140

The tracker has extra holes near its ends to control the shifting. The sheet may or may not have extra cooperating perforations.