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- Patents > 2012-04-19
6,546 Patents published on 04/19/12SECTION A HUMAN NECESSITIES (1,166)
SECTION B PERFORMING OPERATIONS; TRANSPORTING (801)
SECTION C CHEMISTRY; METALLURGY (471)
SECTION D TEXTILES; PAPER (26)
SECTION E FIXED CONSTRUCTIONS (117)
SECTION F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING (461)
SECTION G PHYSICS (1,869)
SECTION H ELECTRICITY (1,635)