Soviet folding helicopter for submarines Ka-56 "Osa": why didn't it take off?
22 янв. 2025 г., 00:05:30
Soviet folding helicopter for submarines Ka-56 "Osa": why didn't it take off?

The single-seat Ka-56 was brought into working condition in 15 minutes

Articles Military technology KB «Kamova»
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Maksim Borisov