SD

Susumu Doumen

KC Kyokuto Kaihatsu Kogyo Co.: 1 patents #7 of 35Top 20%
Overall (All Time): #3,901,687 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4921176 Apparatus for crushing things Takeshi Kunisada, Toshiaki Haga 1990-05-01