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Scientific American, Vol. 16, No. 21 (May 1867) (1867)

leaf 4

An illustration from Scientific American, Vol. 16, No. 21 (May 1867), 1867, leaf 4
drawing back the spring catch The machines shown in section by the engravings are in- quickly in the bath. Taps and dies heated to cherry red and and unlocking the gate. In the mean time the bevel gear tended for spreading a coating of cement on the surface of drawn to light blue; wood tools drawn… … PULTE'S CEMENT-SPREADING MACHINE. elusions of Professor McGauley, however, seem hardly of any purposes. Fig. 1 is a vertical transverse section of the spread- pin which gives it motion engages with one end of the an- practical worth, although upon them he founds what he con- ing machine as operated…

Claim · Combination · Purpose · Manner · Patents · Described · Arranged · Constructed · Purpose set · Set · Key hole · Hereinbefore described · Purposes set · Steam engine · Scientific American · Woolen mill · American patent · Great markets · Differential pulley

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