Lennauchfilm

Background
Founded in February 11, 1933 as Tekhfilm and in 1936 as Lentekhfilm, Lennauchfilm was a educational and documentary film studio based in St. Petersburg, Russia. It produces educational and documentary films of the Soviet Union which is compared to Centre of National Film. It was closed and defunct in 2015 and currently archived those titles on net-film.ru.

1st Logo (1967)
Logo: Not really a logo, just the company name in white and in humanist typeface with year below.

Technique: None.

Music/Sounds: The opening theme of the movie.

Availability: Seen on Весна театра (Vesna teatra) (1967).

2nd Logo (Mid 1966?-Mid 2005?)
Logo: On a dark space background when we see a moon in the center, we see a brass lamp with fire that makes into a torch. Below on the torch is "LENNAUCHFILM" in Russian, and in yellow font.

Variant: The early variant has company name in different font.

Technique: The fire in the lamp.

Music/Sounds: None or the opening theme.

Availability: Was very rare on 1968 to 1978 version but common on 1976 to 2003 version which can be watch on net-film.ru. Seen on all titles of Lennauchfilm from this period.