Ratnayake M. S. S. Abeysekera

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Nugegoda, LK

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Patents Grantslast 30 patents

Information Patent Grant
Device for the dynamic adjustment of a black/white discrimination t...
- Patent number 4,501,016
- Issue date Feb 19, 1985
- U.S. Philips Corporation
- Eric H. J. Persoon
- G06 - COMPUTING CALCULATING COUNTING