Engineers Club of Dayton Foundation | The Siebenthaler Family

Cultivating success across six generations, the Siebenthaler family has impacted Dayton through innovation and adaptation.
Siebenthal Family Record
The First Plant Patent
Bob's College Notebook
Clarence Siebenthaler Obit
White House Award
Bob and Joan Siebenthaler in 2010
Wright Brothers Maple
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