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- Patents > 2011-05-19
6,281 Patents published on 05/19/11
SECTION A HUMAN NECESSITIES (1,149)SECTION B PERFORMING OPERATIONS; TRANSPORTING (775)
SECTION C CHEMISTRY; METALLURGY (482)
SECTION D TEXTILES; PAPER (26)
SECTION E FIXED CONSTRUCTIONS (137)
SECTION F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING (446)
SECTION G PHYSICS (1,709)
SECTION H ELECTRICITY (1,557)