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Proud 640
Trailer
HD
IMDB: 0.0
A picture of the new step-by-step process of building construction called "flow 640", which ensures optimal continuity of the individual professional parts of building construction.
Released
1950-12-31
Duration
0 min
Country
Czechoslovakia
Genre
Documentary
Production
Studio populárně vědeckých a naučných filmů Gottwaldov
