US PATENT SUBCLASS 84 / 79
.~.~.~.~.~.~ Distribution

Current as of: June, 1999
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84 /   HD   MUSIC

1  DF  INSTRUMENTS {9}
*  DD  .~ Automatic {13}
7  DF  .~.~ Stringed {4}
13  DF  .~.~.~ Pianos {5}
24  DF  .~.~.~.~ Pneumatic type {10}
70  DF  .~.~.~.~.~ Wind-supply devices {3}
79.~.~.~.~.~.~ Distribution

DEFINITION

Classification: 84/79

Various elements between the bellows and the controlling-pneumatics, especially reservoirs and wind-chests.

SEE OR SEARCH CLASS

417, Pumps,

279+, for pumps having condition responsive control of the fluid handled by the pump.