William Christopher Carmichael

📍 Vancouver, WA: #5 of 21 inventorsTop 25%

🗺 Washington: #103 of 744 inventorsTop 15%

Overall (1982): #24,365 of 81,411Top 30%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4345647	Apparatus to increase oil well flow	—	1982-08-24