- Serial No. 6050
- Serial No. 6080 & True Tone Trade Mark Stamp
- serial no. 6290
- serial no. 6503
- Serial No. 6853
- serial no. 7083
- Serial No. 7302 & Pure Tone Trade Mark
- serial no. 7333
- serial no. 7664 hohner logo
- serial no. 7965
- Serial No. 8362
- Serial No. 8797
- serial no. 8893
- Serial No. 9397 & Hohner Trademark