Kolbotn, Akershus
Oslo, Oslo
Norwegian Crystallites AS produces high purity crystal quartz for high tech. end uses.
Drag, Nordland
Rud, Akershus
Borgenhaugen, Oestfold
Elsfjord, Nordland
Manufacturing and trading of high tension insulators of porcelain,composite resin and glass. Manufacturing of pressbodies of porcelain, low tension. Ceramic welding backing.
Fredrikstad, Oestfold
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