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Joseph Granich
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24,088. Granich, J. Nov. 22. Casting asphalt pipe joints. - For running asphalt into joints of earthenware pipes, a mould made in two parts pivoted together is used. The parts a, b, pivoted at d, are adjustably secured at their other ends by a pivoted wire e and thumb-screw f engaging with a bifurcated bent piece h. Clay is placed round the mould, the inside of which is first oiled, and the asphalt run in.
GB190524088D1905-11-221905-11-22Improvements in Casting-moulds used for Connecting and Luting Stone-ware-pipes.
ExpiredGB190524088A
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