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- Patents > 2012-04-05
5,257 Patents published on 04/05/12
SECTION A HUMAN NECESSITIES (831)SECTION B PERFORMING OPERATIONS; TRANSPORTING (624)
SECTION C CHEMISTRY; METALLURGY (267)
SECTION D TEXTILES; PAPER (15)
SECTION E FIXED CONSTRUCTIONS (104)
SECTION F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING (342)
SECTION G PHYSICS (1,674)
SECTION H ELECTRICITY (1,400)