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Expired
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Bernard Kotz
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Individual
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Individual
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Publication of GB189725946ApublicationCriticalpatent/GB189725946A/en
25,946. Kotz, B. Nov. 8. Cranes for building purposes. To an angle-iron frame 1 are pivoted two jib frames 12. The lifting- drums 4 are so arranged with respect to the driving- gear 5 that as one load descends the other rises.
GB189725946D1897-11-081897-11-08An Improved Double Crane for Building and other Purposes.
ExpiredGB189725946A
(en)