Platignum Petite fountain pen Designer (Person) Unknown Manufacturer Platignum Date 1920 - 1929 (circa)
Pelikan ribbon box Designer (Person) Unknown Manufacturer Unknown Manufactured for Pelikan Date 1940 - 1949 (circa)
Pelikan typewriter ribbon box Designer (Person) Unknown Manufacturer Unknown Manufactured for Pelikan Date 1940 - 1949 (circa)
Petrous PRMC-1 calculator Designer (Person) Unknown Manufacturer Petrous Electronic Corp Date 1970 - 1999 (circa)