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Inventor
YAMAGATA TETUO
JP
2 patents
Patents
2 patents
US4436026A
Mar 13, 1984
Empty can crusher
HITACHI KIDEN KOGYO KK
22 citations
78
US4090619A
May 23, 1978
Machine for scraping up grit
HITACHI KIDEN KOGYO KK
2 citations
57