GP

George S. Pieczykolan

CS Central Sprinkler: 7 patents #4 of 25Top 20%
Overall (All Time): #671,510 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
4648459 Low preload self-sealing quick release valve for sprinkler head 1987-03-10
4630682 Rapid response sprinkler head 1986-12-23
4619327 Sprinkler head 1986-10-28
H121 Quick release valve for sprinkler head 1986-09-02
4609047 Quick release mechanism for sprinkler head 1986-09-02
4553602 Automatic on-off sprinkler head 1985-11-19
4508175 Flush pendant or flush horizontal automatic sprinkler head 1985-04-02
4491182 Automatic sprinkler 1985-01-01