People United States of America Ralph Lapp peoplepill id: ralph-lappRL 5 views today 5 views this weekAmerican physicistRalph LappBiographyListsAlso ViewedListsRalph Lapp is in following listsBy field of workNotable American scientistsGender:Male, Born in:Years 1900 to 1929By work and/or countryNotable American ScientistsGender:Male, Born in:Years 1900 to 1929Notable American PhysicistsGender:Male, Born in:Years 1900 to 1929From our partnersSponsoredRalph Lapp