Difference between revisions of "P. M. Parsons"
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Revision as of 11:09, 20 September 2021
at Lombard Street, Southwark, London (1876), business established by Perceval Moses Parsons, the inventor and patentee of Manganese Bronze
1876 Patent on the manufacture of Manganese Bronze[1].
1879 Business was already making profit from the sale of ingots[2].
1879 Manganese bronze torpedo boat arrived at Portsmouth - it had been built by Maudslay, Sons and Field on the Thames[3].
1879 Letter from Mr P. M. Parsons concerning the manganese bronze torpedo boat which had been reported arriving at Portsmouth from The Thames; the plates were thinner than reported in that article and vibration only occurred at certain engine speeds[4]
1880 Patent for improvement in casting copper, bronze, brass under pressure[5].
1882 Manganese Bronze and Brass Co was registered on 28 June, to acquire the business of P. M. Parsons [6] for manufacturing manganese bronze and white brass; temporary offices at 3 Walbrook, London EC[7].