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Scientific American, Vol. 60, No. 23 (June 1889) (1889)
leaf 3
s with the enlarged por- members of these blocks projecting upward between the upper arm is essentially at a right angle to the tion of the valve cylinder, so that the heads of the pis- the opposing jaws, and having grooved contiguous lower one. When the upper arm is pressed downward, ton portion… … ©1889 SCIENTIFIC AMERICAN, INC.Rue · Center · Patents · Manganese · Scientific American · Munn · Address munn · Rubber stamp · Manganese bronze · Express money · Water jet · American supplement · Foreign bodies · Electric light · Palais des
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