SY

Saburo Yajima

TK Tokyo Keiki: 1 patents #60 of 166Top 40%
Overall (All Time): #3,961,540 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4779837 Remote control poppet valve Akio Mito, Kiyoshi Hayashi 1988-10-25