Annual Report of the Commissioner of Patents for the Year ..
Annual Report of the Commissioner of Patents for the Year ..
United States Patent Office
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— The steaming cylinder is made with a double rim having a chamber or steam space between the two rims. Its axis consists of a pipe furnished with an inlet cock for the admission of steam. On the top and sides of tfas cylinder are screens provided with slides. By means of a revolving fan a suction is created which carries the blast to a sack into which the leathers are forced, the sack being attached to the mouth of the fan-box. Claim, — First, the combination with the steam jacket of a feather...-dressing machine of screens covered with slides, arranged and operating substantially as described. Second, the combination with a steam chamber and steam jacket, arranged as described, of the pipes B F, and cocks C /, arranged and operating as described. Third, the combination with a feather-dressing machine, constructed as described, of a ftm arrangement, and operating in the manner set forth. No. 31,994.— Henry Pennie, of Brooklyn, N. Y,— Improvement in Roller Skates.— Vateni dated April 9, 1B61.
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