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041 _aeng
082 _a608.7
110 _aAMERICAN CHEMICAL SOCIETY
245 0 _aPATENTS FOR CHEMICAL INVENTIONS; SYMPOSIA SPO
250 _aS.E.
260 _aS.L.
260 _aSin Pais
_bS.E.
_c1964
300 _a113
942 _c01
010 _a20506
999 _c209418
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