JC

John Crotser

JC John Crane: 1 patents #40 of 77Top 55%
Overall (All Time): #3,739,406 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5503408 Lip seal for a rotary shaft Curtis B. Hemann, Lucyna Heyduk, Joseph E. Forbes 1996-04-02