Laboratory robot with electric interface unit and computer
1991
1991
1947
1949
1985
1914-1940
1988
circa 1960
1955
1949
1907
1890-1950
1957
1957
1957
1984
1870-1909
2010
25 July 1966
1948
1980
1942
1876-1915
circa 1974-76
1965
1957
1957
1959
1988