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Home › Method of manufacturing a ruthenium-based spark plug electrode material into a desired form and a ruthenium-based material for use in a spark plug

Method of manufacturing a ruthenium-based spark plug electrode material into a desired form and a ruthenium-based material for use in a spark plug

US Patent 8979606 · Granted Mar 17, 2015

Estimated economic value: $5,671,000 ⓘ

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