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Home › High-pressure discharge lamp with ceramic discharge vessel and ceramic sealing means having lead-through comprising thin wires having a thermal coefficient of expansion substantially less than that of the ceramic sealing means

High-pressure discharge lamp with ceramic discharge vessel and ceramic sealing means having lead-through comprising thin wires having a thermal coefficient of expansion substantially less than that of the ceramic sealing means

US Patent 5455480 · Granted Oct 3, 1995

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