St. Louis, Missouri
United States
5
2021-04-29
Mark Donohoe from St. Louis, US has applied for patents for these inventions. The list has both pending applications and granted patents:
BRIDGE BUILDING TOY
#2 | 2019-07-18Building toy
#3 | 2017-12-07Building toy
#4 | 2016-11-03Building toy
#5 | 2015-11-05Building toy
1344690 ⎘