Robert W. Jeffery

📍 Franklin, MI: #64 of 110 inventorsTop 60%

🗺 Michigan: #49,615 of 86,293 inventorsTop 60%

Overall (All Time): #3,880,628 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5031257	Convertible shower enlarger	—	1991-07-16