Routine followed and methods used by Philadelphia Rapid Transit Co.; meters equipped with three inspection dials provide for three periods suitable for inspecting various parts of car equipment.
Inspecting cars on watt-hour basis
Elec. Ry. Jl
Electric Railway Journal ; 65 , n 3
1925
5 pages
3 Figs.
Article (Journal)
English
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Engineering Index Backfile | 1932
|NTIS | 1970
NTRS | 1970
Saving power with watt-hour meters
Engineering Index Backfile | 1916
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