Poultney, Vermont
United States
5
2018-03-22
Robert B. Williams from Poultney, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Building cladding installation system
#2 | 2017-03-02Prefabricated slate and tile roofing
#3 | 2016-04-26Roofing tile fastener and locking system
#4 | 2015-08-04Weather shielding system for slate and tile roofs
#5 | 2013-06-27Roofing tile fastening system
305275 ⎘