MIL-W-3459C, MILITARY SPECIFICATION: WIPERS, WINDOW, ELECTRIC, PENDULUM TYPE (MARINE SERVICE, HEAVY DUTY) (31-MAR-1978)

MIL-W-3459C, MILITARY SPECIFICATION: WIPERS, WINDOW, ELECTRIC, PENDULUM TYPE (MARINE SERVICE, HEAVY DUTY) (31-MAR-1978).,This specification covers the general requirements for the design and construction of single or multiblade electric window wipers for surface ships.