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1905 births
20th-century American businesspeople
20th-century American inventors
Emigrants from Nazi Germany to the United States
Technische Universität Berlin alumni
1995 deaths
History of sound recording
Businesspeople from Ohio

Semi Joseph Begun: page information

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Page ID2341545

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Words375

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CreatedJun 20, 2026, 3:13 PM

UpdatedJun 20, 2026, 3:13 PM