CLT Patent
August 19, 2020
QUICK FACTS + IT is widely accepted that CLT originated in Europe in the 90s + This patent is from 1923 in Tacoma, Washington + That makes CLT 97 this year + Cross-Laminated Timber Patent from the 1920s If you search the internet and type in "when was CLT invented?" The unanimous answer is the 1990s, in Europe. But it would appear that in fact, there is more to the story. In 1923, two gentlemen in Tacoma, Washington were granted a patent to a product that can...