inventions in this country. We are also receiving, every week the best scientificjournalsofGreat Britain, France, and Germany ; thus sole owners of the patent. placing in our possession all that is transpiring in mechanical science The patent was taken out before the Armstrong and art in these old… … Ten Copies, for Six Months 88 slipped over the ends where they meet. This short The following is a brief synopsis of the Sawyer Ten Copies, for Twelve Months $15 Fifteen Copies, forTwelve Months 83/8 cylinder is made at its two ends with sockets or re- shell :—It is fired from a rifled, muzzle or…
Patents · Combination · Claim · Constructed · Provement · Manner · Purpose · Purpose set · Adjustable · Manner set · Letters patent · Patent office · Direct tax · Scientific American · Piston rod · Whitworth rifle · Purposes set · Improved machine
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