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Victor Hainisch
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Individual
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Individual
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Publication of GB190816172ApublicationCriticalpatent/GB190816172A/en
16,172. Hainisch, V. July 30. Pianofortes.-In a pianoforte or like instrument, the separate strings that are sounded together to produce each individual note are made of different material or size, or both, and are tuned to the same pitch.
GB190816172D1908-07-301908-07-30Improvements in Pianofortes and the like.
ExpiredGB190816172A
(en)