Herbert E. Menhennett is a retired electronics engineer with many patents in the computer printer field. He has been married to his wife Jean for 52 years, and together they have f...visualizza altroHerbert E. Menhennett is a retired electronics engineer with many patents in the computer printer field. He has been married to his wife Jean for 52 years, and together they have four children and ten grandchildren.visualizza meno