TS

Tsutomu Shiina

OE Otis Elevator: 1 patents #966 of 1,840Top 55%
Overall (All Time): #3,825,572 of 4,157,543Top 95%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5217091 Mechanical overspeed safety device Eiji Narumi 1993-06-08