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Farnsworth Vacuum Tube Patent T-Shirt
$21.95This unique t-shirt features Farnsworth Vacuum Tube 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 computer technicians, engineers and tech... -
Mass Spectrometry Patent T-Shirt
$21.95This unique t-shirt features Mass Spectrometry schematics from a genuine vintage U.S. Patent filed in 1945! These shirts look awesome, fit well, are great conversation starters and an excellent gift for chemistry students, science teachers &... -
Anemometer Patent T-Shirt
$21.95This 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... -
Lighthouse Patent T-Shirt
$21.95This unique t-shirt features Lighthouse schematics from a genuine vintage U.S. Patent filed in 1931! These shirts look awesome, fit well, are great conversation starters and an excellent gift for sailors, navy veterans and maritime... -
Nikola Tesla Dynamo Electric Machine Patent T-Shirt
$21.95This unique t-shirt features Nikola Tesla Dynamo Electric Machine schematics from a genuine vintage U.S. Patent filed in 1887! These shirts look awesome, fit well, are great conversation starters and an excellent gift for electricians, engineers &... -
Mechanical Keyboard Switch Patent T-Shirt
$21.95This unique t-shirt features Mechanical Keyboard Switch schematics from a genuine vintage U.S. Patent filed in 1986! These shirts look awesome, fit well, are great conversation starters and an excellent gift for computer technicians, engineers and... -
Nikola Tesla Magnetic Motor Patent T-Shirt
$21.95This unique t-shirt features Nikola Tesla Magnetic Motor schematics from a genuine vintage U.S. Patent filed in 1891! These shirts look awesome, fit well, are great conversation starters and an excellent gift for electricians, engineers & science... -
Nikola Tesla Electricity Transmitter Patent T-Shirt
$21.95This unique t-shirt features Nikola Tesla Electricity Transmitter schematics from a genuine vintage U.S. Patent filed in 1914! These shirts look awesome, fit well, are great conversation starters and an excellent gift for electricians, engineers &... -
Flying Saucer UFO Patent T-Shirt
$21.95This unique t-shirt features Flying Saucer UFO 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 science teachers, engineering students,... -
Space Observatory Dome Patent T-Shirt
$21.95This 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,... -
Farnsworth Cathode Ray Tube Patent T-Shirt
$21.95This 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... -
Dopamine Molecule Patent T-Shirt
$21.95This 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...