
Laboratory robot with electric interface unit and computer
1991
1991
1947
1988
1985
1949
circa 1960
1955
1949
1907
1890-1950
1957
1957
1957
1984
2010
1948
25 July 1966
1942
1980
1965
1959
1988
1876-1915
1957
1957
circa 1974-76