FP

F. William Pirtle

HT Helix Technology: 1 patents #58 of 132Top 45%
Overall (All Time): #4,000,313 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4606194 Cryocooler having low magnetic signature Harry G. Nicoll, Peter K. Bertsch 1986-08-19