These are patents, open source it reads at the top and
Shipboard Aircraft Catapult,
HE XILIANG,HE XILIANG,https://lens.org/029-359-201-567-77X,Limited Patent,no,0,1,1,0,,B64F1/06,,,,
https://github.com/poldham/opensource-patent-analytics/blob/master/2_datasets/drones%20copy/drones_tac/drones_tac_1606_families.csv