Are you familiar with Y02/Y04S?

If you are a user of the Y02/Y04S classification scheme for climate change mitigation technologies, we invite you to participate in a short survey. It will only take a few minutes of your time and your answers will help us to improve the scheme further.
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Discontinued products

Leider ist diese Seite derzeit nicht in deutscher Sprache verfügbar.

The products in this area are no longer produced by the EPO. However, archive volumes may still be available for order.

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