Billy G. Crutchfield

📍 Washington Township, MI: #49 of 92 inventorsTop 55%

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

Overall (All Time): #4,109,925 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4197817	Retractable dog leash	—	1980-04-15