SOCKET RIGID COUPLING FOR TRANSMISSION.
Edition 1952-10-15

COUPLING DEVICES FOR POWER LINE CARRIER SYSTEMS
Edition 1975-10-15

GROUNDIG ELECTRODE. COUPLING CYLINDRICAL BARS OF STEEL-COPPER.
Edition 1981-03-15

DRAW HOOK COUPLING FOR RAILBOUND VEHICLES OF SPANISH NORMAL WIDTH. MINIMUM TENSILE STRENGTH, 85 T.
Edition 1978-06-15

COUPLING FOR CHARGING HOLE WATER TANK AND OTHERS IN RAILWAY CARS.
Edition 1959-05-15

ROAD VEHICLES-50 SEMI-TRAILER FIFTH WHELL COUPLING PIN-BASIC AND MOUNTING/INTERCHANGEABILITY DIMENSIONS.
Edition 1985-04-15

ROAD VEHICLES. TOWING VEHICLE COUPLING DEVICE TO TOW CARAVANS OR LIGHT TRAILERS. MECHANICAL STRENGTH TEST.
Edition 1998-09-30

ROAD VEHICLES. MECHANICAL COUPLING BETWEEN TRACTORS AND SEMI-TRAILERS. INTERCHANGEABILITY.
Edition 1993-04-19

ROAD VEHICLES. MOUNTING OF MECHANICAL COUPLING DEVICES UN REAR CROSS MEMBERS OF TRUCKS.
Edition 1985-05-15

ROAD VEHICLES. ELECTRICAL DISTURBANCE BY CONDUCTION AND COUPLING. PART 1: DEFINITIONS AND GENERAL.
Edition 1994-03-21