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Note 5 - Commitments and Contingencies (Details Textual)	Jan. 31, 2024 EUR (€)
VTT Technical Research Centre of Finland Ltd [Member]
Collaborative Arrangement, Payment for Additional Development and Commercialization	€ 186,000

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- Definition

Represents payments for additional development and commercialization for collaborative arrangement.

+ References

No definition available.

+ Details

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- Details

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Balance Type:
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