Assignee

FLORIDA STEEL CORP

US·1 granted patent·18 citations·filing 1985–1985

Technology mixB21B1 B21H1 E04C1 E21D1

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0141US4649729AMethod for manufacturing steel bar with intermittent smooth surface and patterned relief segments, and mine roof bolt productFLORIDA STEEL CORP·Filed 1985·Granted Mar 17, 1987·18 cites·4 claims

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