Minnesota Mining and Mfg.Co.
Patent: US2519983 , 1948 ;
Full Text Show Details
Minnesota Mining and Mfg.Co.
Patent: US2500388 , 1948 ;
Full Text Show Details
Minnesota Mining and Mfg.Co.
Patent: DE817151 , 1949 ;
DRP/DRBP Org.Chem.
Full Text Show Details
Gen.Electric.Co.
Patent: US2806817 , 1953 ;