Troy, Michigan
United States
4
2021-07-29
The entities that hold a legal rights for patent applications filed by inventor Hamill William C.:
William C. Hamill from Troy, US has applied for patents for these inventions. The list has both pending applications and granted patents:
SUPPLIED AIR RESPIRATOR
#2 | 2021-04-29MOUNTING SYSTEM FOR RESPIRATORY DEVICE
#3 | 2021-04-22POWERED AIR PURIFYING RESPIRATOR DEVICE
#4 | 2017-06-01Respirator system with curved vortex tube
1888916 ⎘