申请人 |
LUDWIG TAPROGGE, REINIGUNGSANLAGEN FUER ROEHREN-WAERMEAUSTAUSCHER, 4000 DUESSELDORF |
发明人 |
EIMER, KLAUS, DIPL.-ING.;PATZIG, DIETER, ING.(GRAD.);THAL, HEINZ, ING. (GRAD.);KOEN, WILHELM, ING.(GRAD.), 4000 DUESSELDORF;DENCKER, WOLFGANG, ING.(GRAD.), 4020 METTMANN |