Computing & Data Processing
1949
Telecommunications
1925-1935
Radio Communication
1936-1955
1920-1930
Television
1946-1948
Cinematography
1953
1850-1870
1920-1925
Electronic Components
1936-1948
1947-1948
1946
1934
1879
Ophthalmology
1907-1930
1906-1959
1894
Nuclear Physics
1937
1944-1945
1929
1902
Medical Glass-ware
1890-1920
Plastics and Modern Materials
1950-1954
c. 1948
1926
Photographic Technology
1935
Aeronautics
1939-1941
Printing & Writing
1908
Domestic Appliances
1915
1927-1930
1933-1939
Materia Medica & Pharmacology
1960-1985
1932-1937
1955-1961
Therapeutics
1960-1970
1951
1907
Optics
1950-1960
1920-1950
Miscellanea & Curiosities
Dentistry
1932
1938
1957