Charles Jeffrey Spencer

AE Appleton Electric: 1 patents #2 of 3Top 70%

ST S-B Power Tool: 1 patents #2 of 6Top 35%

📍 Wilmette, IL: #7 of 34 inventorsTop 25%

🗺 Illinois: #421 of 4,656 inventorsTop 10%

Overall (1997): #43,807 of 185,788Top 25%

Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5686708	Protective fuse shield for disconnect switches	—	1997-11-11
5670763	Dead front interlocked receptacle	—	1997-09-23