JK

John J. Krobock

📍 Detroit, MI: #685 of 1,512 inventorsTop 50%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
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1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4274458 Log splitters Gilbert R. Dueweke 1981-06-23