Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 153
519. DIAPHRAGM PUMP, in which a flexi-ble diaphragm is used instead of a piston. … 520. FAIRBURN BAILING SCOOP,for low-lift drainage or irrigation. The tiltingscoop may be connected to a walking beam ordirectly to a vertical engine. Z^ .521. W_ ^// CI £r
Mechanical movements
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