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This unique t-shirt features Revolver Handgun schematics from a genuine vintage U.S. Patent filed in 1881! These shirts look awesome, fit well, are great conversation starters and an excellent gift for police officers, military veterans & gun...

This unique t-shirt features Steam Locomotive schematics from a genuine vintage U.S. Patent filed in 1915! These shirts look awesome, fit well, are great conversation starters and an excellent gift for conductors, engineers & train...

This unique t-shirt features Saxophone schematics from a genuine vintage U.S. Patent filed in 1949! These shirts look awesome, fit well, are great conversation starters and an excellent gift for musicians, band leaders and music teachers! Product...

This unique t-shirt features Electric Guitar schematics from a genuine vintage U.S. Patent filed in 1955! These shirts look awesome, fit well, are great conversation starters and an excellent gift for musicians, guitar players, guitar teachers and...

This unique t-shirt features Abacus 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 computer technicians, engineers and tech...

This unique t-shirt features Motorcycle Engine schematics from a genuine vintage U.S. Patent filed in 1923! These shirts look awesome, fit well, are great conversation starters and an excellent gift for bikers, mechanics & motorcycle...

This unique t-shirt features Snow Ski schematics from a genuine vintage U.S. Patent filed in 1936! 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 Motorcycle schematics from a genuine vintage U.S. Patent filed in 1924! These shirts look awesome, fit well, are great conversation starters and an excellent gift for bikers, mechanics & motorcycle lovers! Product...

This unique t-shirt features Claw Hammer schematics from a genuine vintage U.S. Patent filed in 1868! These shirts look awesome, fit well, are great conversation starters and an excellent gift for constructor workers, contractors &...

This unique t-shirt features Handsaw 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 constructor workers, contractors & engineers! Product...

This unique t-shirt features Retro III Computer schematics from a genuine vintage U.S. Patent filed in 1983! 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 Edison Light Bulb schematics from a genuine vintage U.S. Patent filed in 1890! These shirts look awesome, fit well, are great conversation starters and an excellent gift for electricians, engineers & science...