| Richard Henry Pierce - 1896 - 234 стор.
...be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...accidentally. Wires should be run over all pipes upon which moisture is liable to gather, or which by leaking might cause trouble on a circuit. e. Must be so spliced... | |
| Earle Abbott Merrilol - 1896 - 232 стор.
...space will be left between conductors and pipes in crossing, and the former must be run in such a vray that they cannot come in contact with the pipe accidentally....condensed moisture is likely to gather, or which by leaking might cause trouble on a circuit. /. Must be so spliced or joined as to be both mechanically... | |
| American Institute of Electrical Engineers - 1897 - 710 стор.
...be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over, rather than under, pipes upon which moisture is likely to gather or which, by leaking, might cause... | |
| American Society of Mechanical Engineers - 1898 - 1122 стор.
...left between conductors and pipes in crossing, and the former must be run in such a way that the}' cannot come in contact with the pipe accidentally. Wires should be run over, rather than under, pipes upon which moisture is likely to gather, or which, by leaking, might cause... | |
| Horatio Alvah Foster - 1901 - 1018 стор.
...be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over, rather than under, pipes upon which moisture 13 likely to gather or which, by leaking, might cause... | |
| Francis Bacon Crocker - 1901 - 528 стор.
...be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over, rather than under, pipes upon which moisture is likely to gather or which, by leaking, might cause... | |
| Harry Cooke Cushing - 1902 - 204 стор.
...places should be arranged so that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over rather than under pipes upon which moisture is likely to gather, or which by leaking might cause trouble... | |
| 1902 - 742 стор.
...be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over, rather than under, pipes upon which moisture is likely to gather or which, by leaking, might cause... | |
| American School (Lansing, Ill.) - 1903 - 320 стор.
...places it should be arranged so that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over rather than under pipes upon which moisture is likely to gather, or which by leaking might cause trouble... | |
| 1905 - 484 стор.
...places it should bo arranged so that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over rather than under pipes upon which moisture is likely to gather, or which by leaking might cause trouble... | |
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