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PIANO SERIAL NUMBER DATABASE
Heinisch, Johann Piano Serial Number Lookup
Enter a Heinisch, Johann serial number to estimate the piano's production year. Available coverage: 1920–1951.
1920–1951year coverage
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Serial-number locations vary by piano type and manufacturer. See the location guide for upright and grand pianos.
Heinisch, Johann production series
Choose the factory or serial-number series that matches your piano. Open a row to view selected serial-number examples.
Heinisch, Johann
Selected examples only. These rows are a small sample of the stored reference data. Enter the complete serial number above to check it against the full PianoLookup database.
| Serial range | Estimated year |
|---|---|
| 3,020 – 3,045 | 1940–1944 |