UBB.threads Forums Edged Weapons SS Dagger Forum Numbered ss dagger

I have an Numbered ss dagger m 1933, all nickel fittings and nickel eagel, the blade has no maker mark, When the factory removed the Röhm inscription , often some of the makers mark remained on the blade. But where there earls 1933 daggers whitout makers mark? And did some maker erase both inscription and makers mark from the blade?
In wittmans ss book he writes that some early blades had no mm

Best Fredrik