Electric clock patents for the period 1840-1900 / 
compiled by Charles K. Aked. 
 - 55 pages ;  28 cm 
<br/><br/> Includes index.  Journal of the Electrical Horology Society, volume 17(4), December, 1991. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clocks and watches, Electric--Patents--Great Britain--19th century.<br/>Patents--Great Britain--Bibliography.
<br/><br/><label>Subjects--Index Terms: </label>Clock (general) United Kingdom patents electrical electromechanical electronic   clock Aked  Charles K. ElectricalScience