T-Shirts

This unique t-shirt features Ski Lift 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 skiers, snowboarders, skiing instructions & winter sports...

This unique t-shirt features Skim Tank schematics from a genuine vintage U.S. Patent filed in 1962! These shirts look awesome, fit well, are great conversation starters and an excellent gift for scuba divers & snorkeling enthusiasts! Product...

This unique t-shirt features Sky Rocket schematics from a genuine vintage U.S. Patent filed in 1938! These shirts look awesome, fit well, are great conversation starters and an excellent gift for holiday lovers! Product Type: T-Shirt Design: Sky...

This unique t-shirt features Sledge Hammer schematics from a genuine vintage U.S. Patent filed in 1930! These shirts look awesome, fit well, are great conversation starters and an excellent gift for carpenters, handymen & construction...

This unique t-shirt features Slot Machine schematics from a genuine vintage U.S. Patent filed in 1932! These shirts look awesome, fit well, are great conversation starters and an excellent gift for game lovers & bar owners! Product Type:...

This unique t-shirt features Sluice Box schematics from a genuine vintage U.S. Patent filed in 1904! 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 Snow Maker schematics from a genuine vintage U.S. Patent filed in 1954! These shirts look awesome, fit well, are great conversation starters and an excellent gift for skiers, snowboarders, skiing instructions & winter...

This unique t-shirt features Snow Shoe schematics from a genuine vintage U.S. Patent filed in 1967! These shirts look awesome, fit well, are great conversation starters and an excellent gift for skiers, snowboarders, skiing instructions & winter...

This unique t-shirt features Snowboard schematics from a genuine vintage U.S. Patent filed in 2003! These shirts look awesome, fit well, are great conversation starters and an excellent gift for skiers, snowboarders, skiing instructions & winter...

This unique t-shirt features Space Suit Helmet 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 science teachers, engineering students,...

This unique t-shirt features Spanking Machine schematics from a genuine vintage U.S. Patent filed in 1909! These shirts look awesome, fit well, are great conversation starters and an excellent gift for novelty collectors! Product Type:...

This unique t-shirt features Spark Plug schematics from a genuine vintage U.S. Patent filed in 1990! These shirts look awesome, fit well, are great conversation starters and an excellent gift for engineers & mechanics! Product Type:...

This unique t-shirt features Spreader Beam schematics from a genuine vintage U.S. Patent filed in 1970! These shirts look awesome, fit well, are great conversation starters and an excellent gift for logistics professionals, truck drivers, shipping...

This unique t-shirt features Squirrel Nut Cracker schematics from a genuine vintage U.S. Patent filed in 1878! These shirts look awesome, fit well, are great conversation starters and an excellent gift for chefs, restaurant owners, kitchen workers &...

This unique t-shirt features Starting Block 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 track athletes, coaches & gym...

This unique t-shirt features Steam Rocket schematics from a genuine vintage U.S. Patent filed in 1962! These shirts look awesome, fit well, are great conversation starters and an excellent gift for science teachers, engineering students, aeronautical...

This unique t-shirt features Steamship schematics from a genuine vintage U.S. Patent filed in 1937! 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 Wine Glass schematics from a genuine vintage U.S. Patent filed in 1989! These shirts look awesome, fit well, are great conversation starters and an excellent gift for wine connoisseurs, bar owners & beer...

This unique t-shirt features Straddle Carrier 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 logistics professionals, truck drivers, shipping...

This unique t-shirt features Superheated Nuclear Reactor schematics from a genuine vintage U.S. Patent filed in 1964! These shirts look awesome, fit well, are great conversation starters and an excellent gift for power plant workers, engineers,...