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John C. Speakman

U.S. Philips: 1 patents #96 of 532Top 20%
📍 Netersel, NL: #1 of 1 inventorsTop 100%
Overall (1982): #51,307 of 81,411Top 65%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D263825 Video cassette recorder — 1982-04-13