DH

Donald H. Holdt

🗺 Maryland: #154 of 841 inventorsTop 20%
Overall (1982): #68,794 of 81,411Top 85%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4346487 Quick release manual type Fowler for hospital stretchers Donald B. Morgan 1982-08-31