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- Patents > 2009-11-19
5,640 Patents published on 11/19/09
SECTION A HUMAN NECESSITIES (983)SECTION B PERFORMING OPERATIONS; TRANSPORTING (683)
SECTION C CHEMISTRY; METALLURGY (397)
SECTION D TEXTILES; PAPER (25)
SECTION E FIXED CONSTRUCTIONS (141)
SECTION F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING (357)
SECTION G PHYSICS (1,615)
SECTION H ELECTRICITY (1,439)