HD

Harold L. Hiebert, deceased

📍 Port Townsend, WA: #2 of 2 inventorsTop 100%
🗺 Washington: #103 of 744 inventorsTop 15%
Overall (1982): #17,922 of 81,411Top 25%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4365937 Adjustable pitch propeller drive by Shirley M. Hoff, executrix 1982-12-28