ated together until sion by burning into ahydr<iuUc lime, may be made to furnish Patented through the Scientific American Patent Agency, they form a creamy paste, after which the paste is mixed Sept. 24, 1873. Further information may be obtained by ad a good cement by simply allowing a small… … oi ways and by different per- RAFTER HOOK AND FIRE ESCAPE. less. This difficulty is sons, as to their powers of overcome in the invention illustrated herewith, which fur- resisting crushing forces and tensile strains and in all cases nishes not only a cheap, but a light, portable and, it is the…
Patents · Iron · Plate · Scientific American · Tanned · Surface coated · Sulphuric acid · Horse power · Selenitic mortar · Sulphurous acid · Tanned leather · Leather tanned · Rack bars · Spiral spring
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