The patents and their transcriptions, four forums, the bench notes and the glossary — one
index, ranked together, so a claim in a patent and the thread arguing about it come back side
by side.
arranged according to our invention. H are the clectro-magnets forming the frame of Page 7 the apparatus, and acting on two revolving cylinders or endless large bobbins
Page 1 Drawing sheet — no readable text. Page 2 UNITED STATES PATENT OFFICE. NORMAN W. WHEELER, OF BROOKLYN, AND WALTON W. EVANs, OF NEW ROCHELLE, NEW YORK. . IMPROVEMENT IN
A Treatise on Electricity and Magnetism, Vol. 2 (1873) · 1873
Values of Q? 303 699. Attraction between two parallel circular currents 304 700. Calculation of the coefficients for a coil of finite section .. .. 304 701. Potential of