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Home › Method of reducing chipping and contamination of reservoirs and channels in thermal ink printheads during dicing by vacuum impregnation with protective filler material

Method of reducing chipping and contamination of reservoirs and channels in thermal ink printheads during dicing by vacuum impregnation with protective filler material

US Patent 5306370 · Granted Apr 26, 1994

Estimated economic value: $4,641,000 ⓘ

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