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DE19703451A1
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Front part for upright piano
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DE19703450A1
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Improved repetition mechanism for a concert grand piano
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DE19703435A1
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Damper mechanism unit for grand piano
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DE19703422A1
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Hammer mechanism for piano
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DE19703445A1
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Variable stroke damping mechanism for upright piano(s)
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DE19643380A1
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All around evenly burning candle and manufacturing process for such a candle
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DE4414100A1
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Damping mechanism unit for upright piano
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DE4414139A1
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Mechanical unit for pianos with transmission mechanism
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DE4414099A1
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Transmission mechanism for upright piano damping
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DE4414125A1
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String keyboard instruments of excellent durability and touch
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DE4414109A1
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Repeat piano mechanism with key actuated lever
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DE4414110A1
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Repetition mechanism for piano
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DE4414145A1
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Mechanical unit for pianos etc. with transmission
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DE4414169A1
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Bending set unit for piano mechanism
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DE2944714A1
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Helical rotor pump or compressor - has rotors and stator assembled from series of discs to give required profile
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DE2944731A1
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Deep boring machine for geothermal energy or ores - has drill head with peripheral row of endless tracks digging into earth
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DE2944674A1
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Rocking stool for working purposes - has one leg which is saucer or sphere or ellipsoid segment shaped
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DE2510375A1
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Electronic piano tuning device - with electric motor for automatic adjustment of tuning peg
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