HM

Harumi Magusa

SL Sumitomo Aluminum Smelting Company, Limited: 1 patents #15 of 29Top 55%
Overall (All Time): #4,081,083 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4243438 Production of aluminum impact extrusions Kiyomi Yanagida, Akihiko Takahashi 1981-01-06