DIFF Subgroup
A62D 1/0092 Full Title
Fire-extinguishing compositions; Use of chemical substances in extinguishing fires (fireproof paints C09D5/18; fireproofing materials C09K21/00)
A62D 1/0092 Fire-extinguishing compositions; Use of chemical substances in extinguishing fires (fireproof paints C09D5/18; fireproofing materials C09K21/00)