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Post Info TOPIC: Katsumasa Sugiyama/Mitsubishi Heavy Industries helicopter w/ crash prevention rockets


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Date: May 10th
Katsumasa Sugiyama/Mitsubishi Heavy Industries helicopter w/ crash prevention rockets
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Interesting find on the European patent database

https://worldwide.espacenet.com/patent/search/family/017363105/publication/JPH06107290A?q=pn%3DJPH06107290A



-- Edited by Leela25 on Sunday 10th of May 2020 05:21:02 PM

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