 | Frank Eugene Kidder - 1892 - 1058 стор.
...than a foot apart, and not in contact with any substance other than their insulating supports. (e) Must be at least seven feet above the highest point of flat roofs, and at least one foot above the ridge of pitched roofs over which they pass or to which they are attached.... | |
 | National Electric Light Association. Convention - 1892 - 458 стор.
...less than a foot apart and not in contact with any substance other than proper insulating supports. 4. At least seven feet above the highest point of flat roofs and at least one foot above the ridge of pitched roofs, over which they pass or to which they are attached.... | |
 | Earle Abbott Merrill - 1892 - 188 стор.
...RULES FOR WIRING. Outside Wires. 1. Conducting wires carried over or attached to buildings must be (a) at least seven feet above the highest point of flat roofs, and (6) one foot above the ridge of pitch roofs; (c) when in proximity to other conductors likely to divert... | |
 | La Motte C. Atwood - 1893 - 180 стор.
...not placed in such position that it would be easy for water, or any liquid, to form cross connection between them, and main conductors or feeders should...to the adoption of these regulations should not be ran over and attached to buildings other than those in which the light or power is being, or is to... | |
 | Charles M. Davis - 1893 - 162 стор.
...less than a foot apart, and not in contact with any substance other than their insulating supports. c. Must be at least seven feet above the highest point of flat roofs and at least one foot above the ridge of pitched roofs over which they pass or to which they are attached.... | |
 | 1894 - 622 стор.
...less than a foot apart and not In contact with any substance other than proper insulating supporta. 4. Must be at least seven feet above the highest point of flat roofs and at least one foot above the ridge of pitched roofs over which they pass or to which they are attached.... | |
 | Arthur Vaughan Abbott - 1895 - 646 стор.
...than a foot apart, and not in contact with any substance other than proper insulating supports. 4. Must be at least seven feet above the highest point of flat roofs, and at least one foot above the ridge of pitched roofs over which they pass or to which they are attached.... | |
 | Russell Robb - 1896 - 208 стор.
...less than a foot apart, and not in contact with any substance other than their insulating supports. c. Must be at least seven feet above the highest point of flat roofs, and at least one foot above the ridge of pitched roofs over which they pass or to which they are attached.... | |
 | Nehemiah Hawkins - 1896 - 570 стор.
...less than a foot apart, and not in contact with any substance other than their insulating supports. c. Must be at least seven feet above the highest point of flat roofs, and at least one foot above the ridge of pitched roofs over which they pass or to which they are attached.... | |
 | Earle Abbott Merrilol - 1896 - 232 стор.
...tie wires having an insulation equal to that of the conductors they confine. (See Definitions). c. Must be at least seven feet above the highest point of flat roofs, and at least one foot above the ridge of pitched roofs over which they pass or to which they are attached.... | |
| |
... c. Must be at least seven feet above the highest point of flat roofs, and at least one foot above the ridge of pitched roofs over which they pass or to which they are attached. 
