ENDRESS & HAUSER FLOWTEC AG (Reinach, CH) International Classes: G01F1/68G01F1/69G01F25/00G01P5/12(IPC1-7):G01F1/68G01F1/69G01F25/00G01P5/12 Domestic Patent References: DE102007023823A1N/A2008-11-27 DE102005057687A1N/A2007-06-06 ...