DP

Dan Perz

GS Gsw: 2 patents #7 of 24Top 30%
Overall (All Time): #2,273,261 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5669374 Direct vent fireplace Tim Valters 1997-09-23
5562088 Termination device for horizontal direct vent gas fireplaces or the like Tim Valters, Joseph Yeremian 1996-10-08