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Joseph Ullrich
Wilhelm Schneider
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11,228. Ullrich, J., and Schneider, W. May 14. Single-rail railways.-The rail is made with wide bottom flanges so as to form tread surfaces for auxiliary side rollers. Clamps c secure the rails to short sleepers b.
GB190611228D1906-05-141906-05-14Improvements in Portable Narrow Gauge Railways and Vehicles therefor
ExpiredGB190611228A
(en)