T-Shirts

This unique t-shirt features Dot Matrix Printer schematics from a genuine vintage U.S. Patent filed in 1993! These shirts look awesome, fit well, are great conversation starters and an excellent gift for computer technicians, engineers and tech...

This unique t-shirt features Drain Trap schematics from a genuine vintage U.S. Patent filed in 1925! These shirts look awesome, fit well, are great conversation starters and an excellent gift for plumbers, construction workers &...

This unique t-shirt features Dynamic Speaker schematics from a genuine vintage U.S. Patent filed in 1965! These shirts look awesome, fit well, are great conversation starters and an excellent gift for dj's, sound engineers, music producers, and audio...

This unique t-shirt features Edison Rock Crusher schematics from a genuine vintage U.S. Patent filed in 1901! These shirts look awesome, fit well, are great conversation starters and an excellent gift for miners, oil & gas workers and petroleum...

This unique t-shirt features Electra 10E Airplane schematics from a genuine vintage U.S. Patent filed in 1934! These shirts look awesome, fit well, are great conversation starters and an excellent gift for pilots, flight instructors, engineers,...

This unique t-shirt features Electric Keyboard schematics from a genuine vintage U.S. Patent filed in 1992! These shirts look awesome, fit well, are great conversation starters and an excellent gift for piano players, piano teachers and classical...

This unique t-shirt features Electric Power Drill schematics from a genuine vintage U.S. Patent filed in 1959! These shirts look awesome, fit well, are great conversation starters and an excellent gift for carpenters, handymen & construction...

This unique t-shirt features Emissions Testing schematics from a genuine vintage U.S. Patent filed in 1971! These shirts look awesome, fit well, are great conversation starters and an excellent gift for auto mechanics, repair shop owners & automotive...

This unique t-shirt features Exhaust Fan schematics from a genuine vintage U.S. Patent filed in 1897! These shirts look awesome, fit well, are great conversation starters and an excellent gift for hvac technicians, engineers &...

This unique t-shirt features F-20 Tigershark schematics from a genuine vintage U.S. Patent filed in 1986! These shirts look awesome, fit well, are great conversation starters and an excellent gift for pilots, flight instructors, engineers, aviation...

This unique t-shirt features Farnsworth Color TV schematics from a genuine vintage U.S. Patent filed in 1960! These shirts look awesome, fit well, are great conversation starters and an excellent gift for computer technicians, engineers and tech...

This unique t-shirt features Farnsworth Vacuum Tube schematics from a genuine vintage U.S. Patent filed in 1934! These shirts look awesome, fit well, are great conversation starters and an excellent gift for computer technicians, engineers and tech...