HH

Hajime Hiramatsu

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,928,981 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4834550 Apparatus for testing heat-insulating tubular member Mitsuru Yano, Hiroshi Takaki 1989-05-30