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HP41 Abrafract formulations module
10-19-2018, 09:20 PM (This post was last modified: 10-19-2018 09:21 PM by ijabbott.)
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HP41 Abrafract formulations module
Any idea what this "Abrafract Formulations V1.1" module sold with this HP-41CX on TAS is for? Something to do with abrasives, I think.

https://www.ebay.co.uk/itm/283218772542

— Ian Abbott
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HP41 Abrafract formulations module - ijabbott - 10-19-2018 09:20 PM



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