Gutta percha pen tray Designer (Person) Unknown Manufacturer Telcon Plastics Date 1970 - 1979 (circa)
Telemac propelling pencil Designer (Person) Unknown Manufacturer Unknown Manufactured for Telemac Date 1930 - 1939 (circa)
T1-100 11 Texas Instruments calculator Designer (Person) Unknown Manufacturer Texas Instruments Date 1982 (circa)
Texas Ti card TI-1784 calculator Designer (Person) Unknown Manufacturer Texas Instruments Date 1980 - 1989 (circa)