Lebelgepatte,
No info on most of them so presume you are picking up miscodes or decoding errors. I think with some of those below the same remarks may well be presumed as well
E02054 N284CS B737 miscoding
4405C1 OE-2429, Brditschka HB-23/2400 Hobbyliner
449885 OO-FDE, Auster A6 preserved at Musee Royal De L'Armee Brussels
449DE4 OO-GOD no longer on register now F-GGZI
44A059 OO-HBY, Cessna 172S Skyhawk SP
44B903 OO-NHC, Eurocopter AS365 N2 Dauphin 2
44C1Do OO-PNP, Reims F152
44ED82 ALO3 in d/b as M-3 ALO3 Belgium - Navy
44D987 OO-VLG F50 now broken up
44A98D now F-GZDC no longer on Belgian register
44CDEF OO-SOO, Hughes 369E
44D1C6 TAY835W now G-gDFE since 7/2011 no longer on Belgian register
44CCD3 BEL502 now 9M-MKW Belgian register since 2003
449FCo OO-GO4, Rans S-6 Coyote II
44D98B BCY13x no longer on Belgian registers since 2/2011 now P2-TAH
44CCD2 no longer on Belgian register since 2008 now 9M-MKV
44D072 stored at Kemble since 1/2012
44D995 now F-OVLU
44A300 OO-H01,Aeroprakt A22 Vision
449986 OO-FLN now LY-*** no longer on Belgian register
44d994 now P4-RAS no longer on Belgian register
44B603 became ZS-OSD crashed in South Africa in 2001
44D8B2 became N38GE in 2001