proj4.defs("EPSG:3004","+proj=tmerc +lat_0=0 +lon_0=15 +k=0.9996 +x_0=2520000 +y_0=0 +ellps=intl +towgs84=-229.08,-65.73,20.21,0,0,0,0 +units=m +no_defs +type=crs");