US PATENT SUBCLASS 84 / 91-- .~.~.~.~.~ Pipe organ

US PATENT SUBCLASS 84 / 91
.~.~.~.~.~ Pipe organ

Current as of: June, 1999
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84 /	HD	MUSIC

1	DF	INSTRUMENTS {9}
*	DD	.~ Automatic {13}
83	DF	.~.~ Wind {3}
84	DF	.~.~.~ Organs {5}
89	DF	.~.~.~.~ Pneumatic action {2}
91		.~.~.~.~.~ Pipe organ

DEFINITION

Classification: 84/91

Pneumatic pipe-organs with automatic control.