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Robert Jobson invented machinery for moulding, that for making compressed porcelain telegraph insulators was particularly important.
1854 Patent application by John Jobson, of Litchurch Works, near Derby, Iron Founder, and Robert Jobson, of Holly Hall Works, near Dudley, for the invention of "improvements in the manufacture of moulds for casting metals."
1857 Dissolution of the Partnership between Robert Jobson and John Jobson, in the trade or business of Stove Grate and Fender Manufacturers, carried on under the firm of Jobson and Co., at Litchurch Works, in the parish of Saint Peter, in Derby. Mr. William Brown, the Manager of the Sheffield and Rotherham Bank, at Sheffield, is alone authorized to receive all the debts due to the said dissolved partnership.
1861 Patent to Robert Jobson, of Dudley and Cromwell Fleetwood Varley, of 4, Fortess-terrace, Kentish Town, in the county of Middlesex, in respect of the invention of "improvements in posts or supports for telegraph wires."