Sigma Labs Inc (SASI)

[Hawks023]

Dots follow but in absence of revenues gives me something to dd. So Premium Aerotec just acquired APworks, which Additive Industries sold their first printer too. These are basically people making parts as supplier subsidiaries of Airbus company. Also the people helping Premium Aerotec certify their 3d parts is Laser Zentrum Nord.
https://www.reuters.com/article/us-germany-aerospace-3d-printing/premium-aerotec-drives-3d-printing-efforts-with-apworks-buy-idUSKBN1HP2IR

https://www.premium-aerotec.com/en/media/press-releases/premium-aerotec-reaches-an-agreement-on-collaboration-for-the-industrialisation-of-printed-aircraft-components/

The company has agreed to work together with Laser Zentrum Nord GmbH to certify the processes needed for the manufacturing of printed aircraft components and to begin series production.

https://globenewswire.com/news-release/2017/12/22/1270021/0/en/Sigma-Labs-Awarded-Contract-with-Laser-Zentrum-Nord-GmbH-For-PrintRite-3D-to-Certify-its-IPQA-Methodology-for-Serial-Production.html

GLTA.