John Richard Lund

Specification of John Richard Lund - Chronometers - No. 9969

Catalogue no: 1042
Dewey No: Subject(s): Patents
Author(s): John Richard Lund
Total pages: 6 Illustrations: 3 fold out Language(s): English Publication date: 1843
Editor: Publisher: The Great Seal Patent Office
Dimensions: 290mm x 200mm Condition: Blue paper cover fragile
Related titles: Related library records:
Relates to; "Improvements in the Construction of Compensation Balances of Chronometers". Innovation described as follows; "but I claim as my Invention, and as my "Improvements in Compensation Balances of Chronometers", the mode of constructing the compensation weights of chronometers, whereby they are so provided with laminae that the expansion or contraction thereof shall, by acting on a part of the compensation weights, vary the effect of such weights on the compensation balance to which they are applied." Reprint of 1856
Room location: Library Cabinet: Q Shelf: 4
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