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1912
1913
1914
1915
1916
1925
1931
1933
1941
1945
1951
1870s
1880s
1890s
1900s
1910s
1920s
1930s
1940s
1950s
1960s
1970s
Subcategories
This category has only the following subcategory.
B
Biotechnology companies established in 1925
(1 P)
Categories
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1920s in biotechnology
1925 in biology
Biotechnology by year
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