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Cameras for 35-mm film. Basic dimensions of threaded connections of lenses with cameras
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Materials for printed boards and other interconnecting structures. Part 2-5. Reinforced base materials, clad and unclad. Brominated epoxide cellulose paper reinforced core/woven E-glass reinforced surfaces laminated sheets of defined flammability (vertical burning test), copper-clad
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Alternating resistors. Control method of rotation angle or motion of movable system, operation angle of resistor's switch or motion under operation of resistor's switch
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Varistors for use in electronic equipment. Part 2. Blank details specification for zinc oxide surge suppression varistors. Assessment level E
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Communication networks and systems in substations. Part 7-1. Basic communication structure for substation and feeder equipment. Principles and models
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