CW

Chester H. Wickenberg

SP Seaquist Valve Co., Div. Of Pittway: 1 patents #2 of 3Top 70%
TR Transco: 1 patents #1 of 8Top 15%
📍 Elgin, IL: #143 of 644 inventorsTop 25%
🗺 Illinois: #21,447 of 84,256 inventorsTop 30%
Overall (All Time): #1,306,498 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4578893 Vermin trap 1986-04-01
4572152 Air guns with floating piston received in compensating chamber which is formed in main piston Sigfrid M. Olofsson 1986-02-25
4273268 Fluid spray pump 1981-06-16
4191109 End fitting for cargo containers 1980-03-04