GO

Gustav Ospelt

HA Hoval Interliz Ag: 2 patents #1 of 5Top 20%
📍 Vaduz, LI: #21 of 71 inventorsTop 30%
Overall (All Time): #2,314,141 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4989502 Weatherproofing doors for the air intake opening of ventilating systems — 1991-02-05
4624216 Furnace for burning oil or gas — 1986-11-25