DK91802C -
Cinematographic film projector provided with an alarm device which comes into operation as soon as the winding number on the upper film coil has decreased to a given value.
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Cinematographic film projector provided with an alarm device which comes into operation as soon as the winding number on the upper film coil has decreased to a given value.
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DK330459A1958-09-191959-09-16
Cinematographic film projector provided with an alarm device which comes into operation as soon as the winding number on the upper film coil has decreased to a given value.
DK91802C
(en)
Cinematographic film projector provided with an alarm device which comes into operation as soon as the winding number on the upper film coil has decreased to a given value.
Cinematographic film projector provided with an alarm device which comes into operation as soon as the winding number on the upper film coil has decreased to a given value.