3B TEC AUFBEREITUNGSSYSTEME GMBH (DE) International Classes: B62H3/12(IPC1-7):B62H3/12 Domestic Patent References: DE19500094A1N/A1996-07-18 DE9217562U1N/A1993-07-01 DE8622093U1N/A1986-12-04 Foreign References: EP07349421996-10-02 ...