JPH0160367B
NAKAMURA MASAJI, SUGIMOTO TAKAO, IMAI KAZUMITSU, HORIKOSHI KYOMI, SAKAGAMI YOSHIHIRO, OBINATA SHIZUO, WATANABE SHIGETOSHI
Year of Publication 22.12.1989
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Year of Publication 22.12.1989
Patent
METHOD OF CUTTING WELD BEAD ON INNER SURFACE OF STEEL PIPE AND DEVICE THEREFOR
NAKAMURA MASAJI, HORIKOSHI KIYOMI, SUGIMOTO TAKAO, IMAI KAZUMITSU, SAKAGAMI YOSHIHIRO, OBINATA SHIZUO, WATANABE SHIGETOSHI
Year of Publication 19.05.1987
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Year of Publication 19.05.1987
Patent