JL

Joseph Lothmann

US United States Steel: 1 patents #107 of 309Top 35%
Overall (All Time): #4,106,493 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4189073 Spring element for use in sliding gate valve — 1980-02-19