Television
1970
Sound Reproduction
1995
c.1980
Radio Communication
c.1925
1982-1984
Creative Industries
c.1955
Domestic Appliances
c.1972
Papermaking
c1935
Cinematography
c.1940
c.1968
Telecommunications
1958-1963
Printing & Writing
c.1870
c.1850
c.1981
1961
1904
Photographic Technology
c.1856
c.1973
1998
c.1976
1956
c.1923
c. 1983
1958
c.1888
c1905
c.1930
c.1990
c. 1994
Computing & Data Processing
c.1905
c.1900
1954
c.1860; c.1860