People Margaret P. Colvin peoplepill id: margaret-p-colvinMPC 1 views today 9 views this week19th-century inventorMargaret P. ColvinBiographyGallery (1)ListsAlso ViewedListsMargaret P. Colvin is in following listsBy work and/or countryNotable InventorsGender:Female, Born in:Years 1800 to 1849By category1820 births1894 deathsWomen inventorsFrom our partnersSponsoredMargaret P. Colvin