The Pamphlet Collection of Sir Robert Stout: Volume 41
Class 63.—Telegraphic Apparatus and Processes
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Class 63.—Telegraphic Apparatus and Processes.
264 Hayes, J. E., Lambton Quay, Wellington.—Electric office indicator, invented by exhibitor for use in Banks, Insurance, Government, or Merchants' offices. The indication is given by simply turning the side of the plate (which should be fixed to the table) uppermost, which bears the word required to be indicated.