I have two blades I bought off of my old coach. They are both stampe with a 91 and FIE, but I do not recognise what I assume to be the manufacturers stamp. it consists of a circle with a PS in it.
Here is a crude graphic for those visual people
____
|/ \|
| PS |
|\ /|
| 91 |
FIE
Could you tell me who manufactured this blade?
-Josh

