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Bethlehem Steel Corp

Bethlehem
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2801161A Process for operating a bessemer converter Expired / Lapsed 1956-04-30 1957-07-30 2 Details
US2123355A Measurement of eccentricity of hollow shafting Expired / Lapsed 1936-04-15 1938-07-12 0 Details