Inventor

SPRAGUE LEWIS J

US2 patents

⚠️ This page may combine multiple inventors who share the name “SPRAGUE LEWIS J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BOEING CO

1 patent

US7707735B2May 4, 2010

Hole angularity gage and methods of operation and manufacture therefor

BOEING CO2 citations55

NORTHROP GRUMMAN CORP

1 patent

US5392526AFeb 28, 1995

Angularity gauge for cylindrical surfaces

NORTHROP GRUMMAN CORP6 citations49