are brought country through the Scientific American Patent Agency, dated to work the cutter. to their work, the cutter stocks can be reversed in the bear- January 19, 1869. We copy the following engraving and ings, D; so that the chisels will then give a back as well as " A connecting rod or link,… … HOLMES' PATENT STONE-DRESSING MACHINE. end of the main shaft. The crank pin of this crank works in F, can be lowered to clear the chisels, and the arms be run " We illustrate, above, an ingenious yet simple arrangement back to their normal position, and thus give a second or third a hollow screw…
Patents · Machine · Address · Metallic · Iron · Letters patent · Assignor · Horse hay · Turbine water · Dated january · Union check · Scientific American · Proximate principles · Wrought iron · Star spangled · Three feet
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