As mentioned earlier, who added the 1484 on grips didnt understand what is the reason of the 1484 stamp, germans didnt serialed the pommel area, so the grips are postwar serialed, same as the circle SS stamps is there postwar.The reworks of Vz.24 were started in pre Russia campaign and was full reworked mainly to first lost in winter 1941, there are rework orders scribed for LW by Goering and similar exist for Heer and other branches, same as You could see the bayonets on the pictures of SS in Karelia or Police division are blank not blued.