US2088019 , ;










DE706169 , ;
DRP/DRBP Org.Chem.








FR782835 ;










US2088021 , ;










GB446026 ;










US2088014 , ;

US2088021 , ;










GB446026 ;










FR782835 ;

Union Carbide and Carbon Corp.
Patent: US2088021 , 1934 ;

Full Text Show Details
Union Carbide and Carbon Corp.
Patent: US2088014 , 1934 ;

Full Text Show Details
Union Carbide and Carbon Corp.
Patent: DE706169 , 1934 ;

Full Text Show Details
Union Carbide and Carbon Corp.
Patent: FR782835 ;
DRP/DRBP Org.Chem.