Calculator Patent T-Shirt
Vintage patent art from the archives of the United States Patent Office.
- Fits and feels like a favorite t-shirt
- 100% super soft combed ringspun cotton
- Slightly fitted men's/unisex tee
- Printed with water based inks for a soft feel
- Available on Black, Red, White, or Gray Tee.
**Please check sizing chart for your best fit **