" read the original caption to this photo. seen here is leon theremin, the inventor of the eponymous instrument being demonstrated-- one of the first electronic music creation devices — in . bettmann/bettmann archive hide caption toggle caption bettmann/bettmann archive "russian invents electric apparatus...
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(roaches int ) . yarn dyeing apparatus, atmospheric pressure . fabric dyeing apparatus, atmospheric pressure textile testing and measuring equipment for fibres and yarns textile testing and measuring equipment for fabrics united kingdom ul-d advantage scientific, inc. . taiwan h -a advantage scientific...
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more credit cover imbalance pricing trading charges transmission losses trading disputes and decisions balancing mechanism units balancing mechanism units balancing mechanism (bm) units are used as units of trade within the balancing mechanism. each bm unit accounts for a collection of plant and/or apparatus...
more credit cover imbalance pricing trading charges transmission losses trading disputes and decisions balancing mechanism units balancing mechanism units balancing mechanism (bm) units are used as units of trade within the balancing mechanism. each bm unit accounts for a collection of plant and/or apparatus...
more credit cover imbalance pricing trading charges transmission losses trading disputes and decisions balancing mechanism units balancing mechanism units balancing mechanism (bm) units are used as units of trade within the balancing mechanism. each bm unit accounts for a collection of plant and/or apparatus...
more credit cover imbalance pricing trading charges transmission losses trading disputes and decisions balancing mechanism units balancing mechanism units balancing mechanism (bm) units are used as units of trade within the balancing mechanism. each bm unit accounts for a collection of plant and/or apparatus...
more credit cover imbalance pricing trading charges transmission losses trading disputes and decisions balancing mechanism units balancing mechanism units balancing mechanism (bm) units are used as units of trade within the balancing mechanism. each bm unit accounts for a collection of plant and/or apparatus...