WC

William Chambers

VS Von Schrader: 1 patents #4 of 8Top 50%
Overall (All Time): #2,348,868 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4598740 Hand tool with visual display means Frederick R. W. Sloan 1986-07-08
D262373 Electric wall deterger — 1981-12-22