Search Results for: Hand drying apparatus
pianofortes, communicated to me by a certain foreigner; in which said letters patent is contained a proviso, that i, the said john hopkinson, shall cause a particular description of the nature of the said invention, and in what manner the same is to be performed, by an instrument in writing under my hand
material, to prevent noise,) which does not permit the arm or instrument bending but in one direction. the arm or instrument (b) acts on the hammer, either by a pin joint, as shown at (b ) fig. , or by means such as are shown at figure , or otherwise. figure shows the instrument (b) combined with other apparatus...
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