US PATENT SUBCLASS 84 / 380 A
.~.~.~ Double reed

Current as of: June, 1999
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84 /   HD   MUSIC

1  DF  INSTRUMENTS {9}
330  DF  .~ Wind {5}
380 R  DF  .~.~ Wood winds {8}
380 A.~.~.~ Double reed

Unofficial Alpha Subclasses: R A B C

DEFINITION

Classification: 84/380

Includes patents for features that are readily applicable to various instruments.