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- Patents > 2009-08-20
5,891 Patents published on 08/20/09
SECTION A HUMAN NECESSITIES (1,090)SECTION B PERFORMING OPERATIONS; TRANSPORTING (753)
SECTION C CHEMISTRY; METALLURGY (381)
SECTION D TEXTILES; PAPER (25)
SECTION E FIXED CONSTRUCTIONS (121)
SECTION F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING (396)
SECTION G PHYSICS (1,707)
SECTION H ELECTRICITY (1,418)