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John Lambert
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7968. Lambert, J. April 3. Steps.-The steps 5 of tramcars are supported by two arms 9 pivoted on brackets 7, and are adapted to be turned up when not in use by a worm 14 which gears with a worm-wheel 13 on one:of the pivots of the step.
GB190607968D1906-04-031906-04-03Improvements in Folding Steps for Tramway Cars.
ExpiredGB190607968A
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