GF

Gary Dwayne Freeman

GC Geospace Holding Co.: 1 patents #2 of 10Top 20%
Overall (All Time): #3,643,516 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5878001 Repairable waterproof geophone housing William O. McNeel, Leo Patrick Murphy 1999-03-02