CA119872A
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Expression device for pneumatic musical instruments
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US884094A
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Organ.
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US889467A
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Expression device for pneumatic musical instruments.
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US887199A
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Expression device for pneumatic musical instruments.
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US889466A
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Speed-regulator for automatic musical instruments.
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US877203A
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Pneumatic musical instrument.
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US871123A
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Cut-off for pneumatic musical instruments.
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US844879A
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Valve for pneumatic musical instruments.
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US841787A
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Automatic piano.
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US802079A
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Tracker-board.
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GB190420789A
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Improvements in Automatic Musical Instruments.
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US794674A
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Valve for pneumatic musical instruments.
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US779716A
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Pneumatic action for musical instruments.
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US807288A
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Pneumatic motor.
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US758666A
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Valve for pneumatic musical instruments.
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GB190309019A
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Improvements in Automatic Musical Instruments.
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US808243A
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Coin-detector.
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US770862A
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Automatic musical instrument.
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GB190225837A
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Improvements in Automatic Musical Instruments.
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GB190220829A
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Improvements in Coin-controlled Machines.
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