- rorer switch
- кулисный, перекидной переключатель
English-Russian mining dictionary. 2015.
rorer switch
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Melpar — The story of how Washington’s technology business unfolded during the 20th century would be incomplete without a discussion of Melpar. From the mid 1950s to the mid 1960s Melpar Inc was the preeminent technological company in Washington–not only… … Wikipedia
