Magnetic tape transducer apparatus drive arrangement
Magnetic-tape-cassette apparatus comprising at least one capstan
Manual welding wire feeder
Mechanical means for preventing the twisting of a fiber optic ca
Mechanical means for preventing the twisting of a fiber optic ca
Mechanism of controlling parallelism between the pinch roller an
Method and apparatus for precisely driving film material
Method and apparatus for transporting a web material
Method of feeding a photosensitive material in a...