Österreich
Austria
2
2010-01-14
Helmuth Schulz from Österreich, AT has applied for patents for these inventions. The list has both pending applications and granted patents:
Apparatus for the continuous filtering of impurities from a flowable compound
#2 | 2009-02-12Device for proceeding material by mixing and/or plasticization or agglomeration providing periodic enlargement or reduction to gap between screw channels
6170750 ⎘