The Inventor's advocate, patentees' recorder, and weekly British and foreign miscellany of inventions, discoveries, and the fine arts (1839)
London : Printed by John Eames · leaf 219
BY HER MAJESTYS ROYAL LETTERS PATENT. flAMPIERS PATENT GEOMETRICBALANCE.—J. G. HUGHES, sole agent forDampiers Patent Geometric Balance, … Submits to the public, with the utmost confidence, thismost valuable self adjusting Weighing Machine; feelingassured that the unerring principle upon which it is founded,its great durability and simplicity in use, and the precisionwith which it instantly denotes the weight applied to it.without…
Inventions · Patents · Industries
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
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