DIE GRUNDLAGEN DER FUNKTECHNIK

Duration: 22:00

Year Published: 1931

Format: 16mm

Sound: silent

Description: A: Access PP: Positive Picture AC: Acetate A: 400' 16/8/9.5mm 16mm Black & White Silent 2200 F. Weichart Director: F. Weichart Commerz-Film AG.

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