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- Patents > 2009-12-24
6,433 Patents published on 12/24/09
SECTION A HUMAN NECESSITIES (1,082)SECTION B PERFORMING OPERATIONS; TRANSPORTING (805)
SECTION C CHEMISTRY; METALLURGY (461)
SECTION D TEXTILES; PAPER (26)
SECTION E FIXED CONSTRUCTIONS (110)
SECTION F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING (414)
SECTION G PHYSICS (1,944)
SECTION H ELECTRICITY (1,591)