Mechanical applicances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical mvements, powers and devices"; (1917)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing company · leaf 147
he sand and compresses the blast to apencil of abrasion for free-hand pencilwork. The lower figure is for the samepurpose, but carries a sand box with aregulating valve. 348. Hand sand-blast nozzle withsand reservoir, s, for light work. 349. AIR-MOISTENING APPARATUS for textile mills. A jetof…
Mechanical movements
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