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Home › Positive image-forming process utilizing glass substrate with oxide film of indium-tin alloy, coated with o-quinonediazide photoresist, with etching of the oxide film in the imagewise exposed areas

Positive image-forming process utilizing glass substrate with oxide film of indium-tin alloy, coated with o-quinonediazide photoresist, with etching of the oxide film in the imagewise exposed areas

US Patent 5308743 · Granted May 3, 1994

Estimated economic value: $72,000 ⓘ

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