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This unique t-shirt features Golf Putter schematics from a genuine vintage U.S. Patent filed in 1903! These shirts look awesome, fit well, are great conversation starters and an excellent gift for...

This unique t-shirt features Nail Gun schematics from a genuine vintage U.S. Patent filed in 2005! These shirts look awesome, fit well, are great conversation starters and an excellent gift for...

This unique t-shirt features Air Conditioning schematics from a genuine vintage U.S. Patent filed in 1940! These shirts look awesome, fit well, are great conversation starters and an excellent...

This unique t-shirt features Yoyo Whirligig schematics from a genuine vintage U.S. Patent filed in 1866! These shirts look awesome, fit well, are great conversation starters and an excellent gift...

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...

This unique t-shirt features Pole Chainsaw 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...

This unique t-shirt features Moped Scooter 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...

This unique t-shirt features Milling Machine schematics from a genuine vintage U.S. Patent filed in 1892! These shirts look awesome, fit well, are great conversation starters and an excellent gift...

This unique t-shirt features Clinometer 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...

This unique t-shirt features Anti Tank Mine schematics from a genuine vintage U.S. Patent filed in 1961! These shirts look awesome, fit well, are great conversation starters and an excellent gift...

This unique t-shirt features Tubular Lock 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...

This unique t-shirt features Dark Room Safe Light schematics from a genuine vintage U.S. Patent filed in 1929! These shirts look awesome, fit well, are great conversation starters and an excellent...

This unique t-shirt features Card Catalog schematics from a genuine vintage U.S. Patent filed in 1896! These shirts look awesome, fit well, are great conversation starters and an excellent gift...

This unique t-shirt features Garbage Truck 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...

This unique t-shirt features Ore Separator schematics from a genuine vintage U.S. Patent filed in 1940! These shirts look awesome, fit well, are great conversation starters and an excellent gift...

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...

This unique t-shirt features Measuring Wheel 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...

This unique t-shirt features Air Conditioner 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...

This unique t-shirt features Library Shelf schematics from a genuine vintage U.S. Patent filed in 1913! These shirts look awesome, fit well, are great conversation starters and an excellent gift...

This unique t-shirt features Telephone Transmitter schematics from a genuine vintage U.S. Patent filed in 1920! These shirts look awesome, fit well, are great conversation starters and an...