Thanks to Diana who discovered this link. It looks as if Grandpa Fieg was an inventor of concrete railroad ties. Though I've never seen one, the description makes me think he invented rebar! Who knew?
http://www.google.com/patents?hl=en&lr=&vid=USPAT1396566&id=ZgRhAAAAEBAJ&oi=fnd
Tuesday, March 10, 2009
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