11. July 2008 - Steelpan: G-Pan Musical Instrument – Patent
Last Updated on 12. October 2021
Steelpan History: “G-Pan Musical Instrument – Patent- Brian R. Copeland”
https://whensteeltalks.ning.com/forum/topics/gpan-musical-instrument
Steelpan History: “G-Pan Musical Instrument – Patent- Brian R. Copeland”
https://whensteeltalks.ning.com/forum/topics/gpan-musical-instrument