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This unique t-shirt features Car Tire 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 auto mechanics, repair shop owners & automotive...

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 M1 Garand Rifle 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 hunters, military veterans & law enforcement...

This unique t-shirt features 1948 Chair schematics from a genuine vintage U.S. Patent filed in 1948! These shirts look awesome, fit well, are great conversation starters and an excellent gift for interior decorators & retro furniture...

This unique t-shirt features Bass Drum Pedal schematics from a genuine vintage U.S. Patent filed in 1951! These shirts look awesome, fit well, are great conversation starters and an excellent gift for drummers, music teachers and band...

This unique t-shirt features Hi Hat Stand schematics from a genuine vintage U.S. Patent filed in 1969! These shirts look awesome, fit well, are great conversation starters and an excellent gift for drummers, music teachers and band...

This unique t-shirt features Observatory Dome schematics from a genuine vintage U.S. Patent filed in 1968! These shirts look awesome, fit well, are great conversation starters and an excellent gift for science teachers, engineering students,...

This unique t-shirt features Oboe English Horn schematics from a genuine vintage U.S. Patent filed in 1888! These shirts look awesome, fit well, are great conversation starters and an excellent gift for musicians, band leaders and music...

This unique t-shirt features Farnsworth Cathode Ray Tube schematics from a genuine vintage U.S. Patent filed in 1956! These shirts look awesome, fit well, are great conversation starters and an excellent gift for computer technicians, engineers and...

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 Architect Drafting Table 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 office managers & small business...

This unique t-shirt features Dopamine Molecule schematics from a genuine vintage U.S. Patent filed in 1980! These shirts look awesome, fit well, are great conversation starters and an excellent gift for chemistry students, biology teachers & lab...