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About:
clgo:
Symbol_introduced_in_the_1950s
Property
Value
rdf:
type
owl:
Class
rdfs:
label
Symbol introduced in the 1950s
rdfs:
subClassOf
Symbol
prov:
wasDerivedFrom
http://en.wikipedia.org/wiki/Category:Symbols_introduced_in_the_1950s
is
rdfs:
subClassOf
of
Symbol introduced in 1958
Symbol introduced in 1951
Symbol introduced in 1959
Symbol introduced in 1954
Symbol introduced in 1955
Symbol introduced in 1952
Symbol introduced in 1950
Symbol introduced in 1957
Symbol introduced in 1953
Symbol introduced in 1956