Specification of Edwin Bartholomew Horn - Compensating Apparatus for Watches or Timepieces - No. 2352

Catalogue no: 1061
Dewey No: Subject(s): Patents
Author(s): Edwin Bartholomew Horn
Total pages: 3 Illustrations: 1 fold out Language(s): English Publication date: 1858
Editor: Publisher: The Great Seal Patent Office
Dimensions: 290mm x 200mm Condition: Generally good, covers a bit fragile
Related titles: Related library records:
Notes:
Relates to; "An Improved Compensation Apparatus for a Hair Spring Balance for a Watch or Timepiece". The patent describes a bi- metallic balance spring and a sliding plate to which the balance spring stud is attached, so designed to be adjustable in order to put the escapement in beat. Published 1859
Room location: Library Cabinet: Q Shelf: 4
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