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 148
of Gas.Improvements in Soap-viaking.An Umbrella, in imitation of a Malacca Care. TO CORRESPONDENTS. Mr. E. Rowland will find the Specification he requires,in No. 81 of the Inventors Advocate.. The patent of Messrs. Dyer and Hemming, for manufac-turing carbonate of soda, was taken out before the… … THE INVENTORS ADVOCATE, AND JOURNAL OF INDUSTRY. SATURDAY, FEBRUARY 27, 1841. When claiming for inventors the right to the fullbenefit and enjoyment of the property they harecreated, it Is desirable to determine the principle onwhich that right depends, and to examine whetherits possession be…
Inventions · Patents · Industries
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