Hi,

You can view the digitized microfilm of those records at www.familysearch.org.
Click on Search
Click on Catalog
Places - Enter Ohio, Mahoning
Click on Search
Scroll down & then click on Probate Records

You can order copies from the Mahoning County Probate Clerk, www.mahoningcountyoh.gov/tabid/789/default.aspx. Successful Searching!