E Leitz
1869 - 1987
Thornton-Pickard Manufacturing Company
1888 - 1939
Branly, Edouard
1844 - 1940
C P Goerz
1886 - 1926
Kelley, William Van Doren
1876 - 1934
Louis Schopper
1881 - 1952
Marconi Instruments Limited
1900 - 1998
Alice Mandell (1851)
1851 - 1857
Carver, George Washington
1864 - 1943
Hendee, George N
1866 - 1943
Milton Bradley Company
1860 - 1984
The DeVry Corporation
1913 - 1929
Grand Trunk Railway
1852 - 1923
Albin-Guillot, Laure
1879 - 1962
Vening Meinesz, Felix Andries
1887 - 1966
Ballance, Sir Charles Alfred
1856 - 1936
Power, Sir D'Arcy
1855 - 1941
Westinghouse Electric Corporation
1886 - 1997
The Britannia Works Company Limited
1891 - 1901
Meccano Limited
1908 - 1964
Grimsby & Immingham Electric Railway
1912 - 1961
English Electric Company Limited
1918 - 1968
York, Newcastle & Berwick Railway
1847 - 1854
Eastern Union Railway
1846 - 1862
Maybole & Girvan Railway
1856 - 1865
Great Northern Railway, Ireland
1876 - 1953
Burry Port & Gwendraeth Valley Railway
1859 - 1922
Greenbat
1876 - 1987
Callander & Oban Railway
1864 - 1922
Bala & Dolgelley Railway
1862 - 1877
Megaw, Helen Dick
1907 - 2002
Cambrian Railways
1864 - 1922
North Sunderland Railway
1892 - 1951
Friese-Greene, William
1855 - 1921
Brechin & Edzell Railway
1890 - 1922
Friese-Greene, Helena
1852 - 1895
Great North of Scotland Railway
1845 - 1923
Charnwood Forest Railway
1874 - 1923
Cathcart District Railway
1880 - 1922
Crowhurst, Sidley & Bexhill Railway
1897 - 1907
Inverness & Ross-shire Railway
1860 - 1862
Moretonhampstead & South Devon Railway
1862 - 1872
Barnstaple & Ilfracombe Railway
1870 - 1874
Belfast & Northern Counties Railway
1805 - 1903
Lanarkshire & Ayrshire Railway
1884 - 1922
Newcastle & Berwick Railway
1845 - 1847
Dartmouth & Torbay Railway
1857
Bangor & Caernarvon Railway Company
1851 - 1867
Elham Valley Light Railway
1881 - 1884
Llantrisant & Taff Vale Junction Railway
1861 - 1889