How old is this Rawlings glove?

I'm trying to identify the age of this glove:
Rawlings; it has four fingers. The only things I can read are: Pat.#2311949, PML, place two middle fingers together (or something like that).
Thanks for your help. Richard
Rawlings; it has four fingers. The only things I can read are: Pat.#2311949, PML, place two middle fingers together (or something like that).
Thanks for your help. Richard