JS

Jack N. Spencer

📍 Plymouth, MN: #29 of 99 inventorsTop 30%
🗺 Minnesota: #813 of 3,156 inventorsTop 30%
Overall (1997): #134,242 of 185,788Top 75%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5696571 Clip-on type sunglasses with bridge mounting Charles L. Heck 1997-12-09