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BS 9131 N001 to 016:1974

Отменен
Detail specification for lead-screw actuated wirewound or non-wirewound preset potentiometers. Rectangular and square forms, container sealed, actuating device insulated from resistive element, slipping clutch at each end of travel. Full assessment level — 44 стр.
BS 9131 N001 to 016:1974
Отменен