AIRSHIP WITH RIGID SUPPORTING STRUCTURE
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jun 9, 2022
app pub date -
Apr 3, 2020
filing date -
Apr 3, 2020
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
Rigid structural-frame dirigible comprising an internal framework divided in internal zones fixedly clearly separated and sealingly isolated therebetween through rigid partition means in fixed union with the internal frame itself, and suitable for being evacuated to a vacuum regime, respectively forming as many vacuum zones (3A; 3B; 3C).
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully