be taken di- sition, and are thus put out rectly from the cooler where DRAKE'S BORING MACHINE. of the way. it is not desired for the The patent for this invention was granted April draught tube, as in case where a draught cooler is alrea- a protector from the ice. At T is a joint for readily 23,… … H861 SCIENTIFIC AMERICAN, INC.
Patents · Claim · Gun · Inventor · Combination · Patent office · Manner · Longitudinal strain · Years ago · Scientific American · Letters patent · Purpose set · Cast steel · Address munn · Purposes set · Surface condensers
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