T-Shirts

This unique t-shirt features Houdini Diving Suit schematics from a genuine vintage U.S. Patent filed in 1921! These shirts look awesome, fit well, are great conversation starters and an excellent gift for scuba divers & snorkeling...

This unique t-shirt features Ice Axe schematics from a genuine vintage U.S. Patent filed in 1973! These shirts look awesome, fit well, are great conversation starters and an excellent gift for rock climbers, bouldering ethusiasts and competitive...

This unique t-shirt features Impulse Sprinkler schematics from a genuine vintage U.S. Patent filed in 1963! These shirts look awesome, fit well, are great conversation starters and an excellent gift for gardeners & plant lovers! Product Type:...

This unique t-shirt features Insulated Transportation Trailer schematics from a genuine vintage U.S. Patent filed in 2017! These shirts look awesome, fit well, are great conversation starters and an excellent gift for logistics professionals, truck...

This unique t-shirt features Intake Manifold schematics from a genuine vintage U.S. Patent filed in 1927! 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 Integrated Circuit schematics from a genuine vintage U.S. Patent filed in 1987! 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 Jackhammer schematics from a genuine vintage U.S. Patent filed in 1928! These shirts look awesome, fit well, are great conversation starters and an excellent gift for constructor workers, contractors &...

This unique t-shirt features Jaw Trap schematics from a genuine vintage U.S. Patent filed in 1898! These shirts look awesome, fit well, are great conversation starters and an excellent gift for contractors & engineers! Product Type:...

This unique t-shirt features Jet Pack schematics from a genuine vintage U.S. Patent filed in 1966! 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 Jet Propelled Engine 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 pilots, flight instructors, engineers,...

This unique t-shirt features Jet Ski schematics from a genuine vintage U.S. Patent filed in 1987! These shirts look awesome, fit well, are great conversation starters and an excellent gift for outdoorsmen, sailors, navy veterans and water...

This unique t-shirt features Jetliner 777 Airplane schematics from a genuine vintage U.S. Patent filed in 1981! These shirts look awesome, fit well, are great conversation starters and an excellent gift for pilots, flight instructors, engineers,...