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Yasuo Yoneyama

FC Fujisoku Electric Co.: 1 patents #4 of 12Top 35%
Overall (All Time): #3,979,250 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4683352 Changeover switch Takashi Yano 1987-07-28