Hello I ran across a survival multi tool knife i have never seen . .Made by Carl Schlieper in Solingen ,Germany on the blade it also has a half shell ,Not a eye marking.It has a solid fixed blade is 8 3/4" long oal. from finger stop to tip the blade is 4 1/2,it has a folding cork screw ,it has a folding saw very tough,and a folding short blade, a nice bone handle,and a nice sheth marked make in germany.Can anyone tell me the age or if they have seen one before .Ive looked all over the net and didnt find any thing close,exept for a single fixed blade survival knife. thanks Machining