I remember from school about radio, sound and light waves. It is interesting stuff.
This does look like a ruby laser on the stamp from 1965.
Hi, yes this could be the reason. Best Regards
Then, it seems that one single spring/lock plate would not hold the mechanism for both blades on XT. Thanks!
Hi, thanks for the response. I think you are right: in fact, the springy section of the curved blade lock is far longer than that of Soldier's bottle opener!
I will have it in my research to see if i can find some info on it with the placing on the gutting/rescue blade. Thanks again. BR