PH

Phillip J. Hunter

BL British Telecommunications Public Limited: 1 patents #627 of 1,458Top 45%
Overall (All Time): #3,980,089 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4686486 Active filter having series resonant active filter terminated by parallel resonant active filter Alan J. Greaves 1987-08-11