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Scientific American, Vol. 1, No. 23 (1846) (1846)

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An illustration from Scientific American, Vol. 1, No. 23 (1846), 1846, leaf 0
free Li Y avannnn fies "TL NEW-YORK, THURSDAY, FEBRUARY 19, 1846. [NUMBER 23.] VOLUME 1.] PDE REESE “ELECTRO-STEERING APPAR A TUS FOR SHIPS. Sis petapoe ead = vers To a a ei et re ere een PATENT LAWS. PUBLISHED EVERY THURSDAY MORNING, AT THE (Continued fiom No £2.) SUN BUILDINGS, … public, on reasonable terms the invention or discov- vance, and the balance in six months, SN ery for which the patent issued; and whenever the Five copies willbe sent to one address six months, for defendant relies in his defence on the fact ofa pre. four dollars in advance. vious invention,…

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