Cman,no proof marks are visible in your photos, only what is
surely the marque (initials of the maker between the 444 and 1955,
an M with an F and an R.

There should be Italian proof marks like the ones you can see
here under Marchi dell'Italia:
http://www.earmi.it/armi/database/marchi7.htm

JC(AL)


"...it is always advisable to perceive clearly our ignorance."ť Charles Darwin