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Inventor
YOSHIOKA KYOZO
JP
2 patents
Patents
2 patents
US4489659A
Dec 25, 1984
Truss-type girder for supporting a movable body
HITACHI LTD
67 citations
94
US4272011A
Jun 9, 1981
Centrifugal counterflow type contactor
HITACHI LTD
13 citations
68