PB

Payson M. Butler

📍 El Cajon, CA: #253 of 572 inventorsTop 45%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #4,122,627 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4230325 Conjugate two-piece packing ring with limiter Jack O. Butler 1980-10-28