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… Association Standard CSA-B340-97, Selection and Use of Cylinders, Spheres, Tubes, and Other Containers for the … of (a) National Standard of Canada CAN/CSA-B339-96, Cylinders, Spheres, and Tubes for the Transportation of … clause 25 of National Standard of Canada CAN/CSA-B339-96, Cylinders, Spheres, and Tubes for the Transportation of …
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… 104. Hand Operated Switches General (a) Operation of Switches - semi-automatic, spring, dual control or … switches apply. (b) Except while being turned, each switch must be secured with an approved device. When a switch has been turned, the points must be examined and the …
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