Valid until 01/20/19. Can’t be combined with other discount codes or towards gift vouchers. Can be used with volume discount, which will be applied first. Minimum order value: $25. Valid on 5 least-expensive products. Valid on www.spreadshirt.com.au. Not valid in Spreadshirt’s Partner Shops.
We love Patent Prints. The old and rare drawings and illustrations that are part of patent blueprints make for fantastic artwork on any product. Our goal is to display and promote vintage patents as a way of preserving history.