Frank Lionel Roeckner
Frank Lionel Roeckner, paper mill expert
1862 Born in Clifton, son of Carl Heinrich Roeckner[1]
1885 Patents on strainer for paper pulp by Carl Heinrich Roeckner and Frank Lionel Roeckner
1891 Manager of a paper mill, boarding with the Sanguinetti brothers in Boxmoor. Age 29[2]
1892 Patent on improvements relating to the 1885 patent; by Frank Lionel Roeckner and Ramsey Llewellyn Roeckner.
1897 of North Kensington when he gained a patent on improvements in the manufacture of pipes and other articles from fibrous pulp, with Bernard Grant, of Dulwich, engineer and Alexander McDougall of Glasgow, wire manufacturer.
1901 Ramsey L Roeckner 37, paper agent merchant, lived in Fulham with his mother Johanna Roeckner 71, and sister Anna H Roeckner 47, and his brothers Alexander A Roeckner 27, paper agent's clerk, and Frank L Roeckner 39, paper mill expert[3]
1904 Patent on an apparatus for making boards, etc from paper pulp; the co-patentee was William James Norris, engineer, of Gracechurch Street, London
1918 died in Uxbridge[4]