General R&D service for March- Part of The BlackTrax - QBranch agreement

Note : COVID-19 : Due to exceptional health crisis, this invoice is only 75% of the month (120h) as the contract has been set on hold before the end of March.

TVA non applicable article 44 –Directive 2006/112/CE

Note : New hourly flat rate negociated during the ISE tradeshow, 5€/hours raise, next ones negociated in July 2020, February 2021 and July 2021