Venner Time Switches for Hiring Out by Electricity Supply Companies
Venner Time Switches, Ltd
Book
Total copies: 1
Author:
Imprint:
London : Venner Time Switches, Ltd.
Collation:
Leaflet
Notes:
Describes different types of time switches, and gives dimensions and prices. Includes switches for late shop window lighting, illuminated hoardings, signs, flood lighting and facias, restricted hour system of charging, merz type demand indicators and two-rate systems.
Dewey class:
380
Language:
English
BRN:
265443