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- Patents > 2009-05-28
5,823 Patents published on 05/28/09SECTION A HUMAN NECESSITIES (979)
SECTION B PERFORMING OPERATIONS; TRANSPORTING (750)
SECTION C CHEMISTRY; METALLURGY (501)
SECTION D TEXTILES; PAPER (21)
SECTION E FIXED CONSTRUCTIONS (116)
SECTION F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING (394)
SECTION G PHYSICS (1,674)
SECTION H ELECTRICITY (1,388)