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This unique t-shirt features Halloween Jack-o-Lantern 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 holiday lovers! Product Type:...

This unique t-shirt features Compound Bow 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 hunters & archery enthusiasts! Product Type:...

This unique t-shirt features Cribbage Board schematics from a genuine vintage U.S. Patent filed in 1885! These shirts look awesome, fit well, are great conversation starters and an excellent gift for boardgame players & gaming...

This unique t-shirt features Jet Engine schematics from a genuine vintage U.S. Patent filed in 1946! 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 TIG Welding Torch schematics from a genuine vintage U.S. Patent filed in 2013! These shirts look awesome, fit well, are great conversation starters and an excellent gift for welders, construction workers &...

This unique t-shirt features Railroad Crossing Signal 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 conductors, engineers & train...

This unique t-shirt features Drill Press schematics from a genuine vintage U.S. Patent filed in 1920! These shirts look awesome, fit well, are great conversation starters and an excellent gift for constructor workers, contractors &...

This unique t-shirt features Cremation Furnace schematics from a genuine vintage U.S. Patent filed in 1934! These shirts look awesome, fit well, are great conversation starters and an excellent gift for mortuary workers & funeral...

This unique t-shirt features Film Projector 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 film workers & theater performers! Product...

This unique t-shirt features Ice Climbing Axe schematics from a genuine vintage U.S. Patent filed in 1982! These shirts look awesome, fit well, are great conversation starters and an excellent gift for rock climbers, bouldering ethusiasts and...

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

This unique t-shirt features Anemometer schematics from a genuine vintage U.S. Patent filed in 1925! These shirts look awesome, fit well, are great conversation starters and an excellent gift for science teachers, engineers & lab workers! Product...