Kak ot͡s︡enivatʹ izobretenii͡a︡.
Series: Bibliotechka izobretateli͡a︡ i rat͡s︡ionalizatora
Publisher: Lenizdat
Published: 1967
Place of publication: [Leningrad]
Language: rus
Number of pages: 96
Subjects: Inventions.
Notes: Bibliography: p. 95-[97]
At head of title: A.M. Leontʹev.