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Home › Negative-working dichromate photoresist composition, process for applying it to a polymethyl methacrylate surface, and article produced

Negative-working dichromate photoresist composition, process for applying it to a polymethyl methacrylate surface, and article produced

US Patent 4556626 · Granted Dec 3, 1985

Estimated economic value: $1,175,000 ⓘ

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