TI

Takayuki Itakura

OC Osaka Gas Co.: 1 patents #252 of 689Top 40%
Overall (All Time): #4,071,848 of 4,157,543Top 100%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4336447 Converter of meter-gauge readings Yuzo Oguchi, Akio Kawano 1982-06-22