61,880.--IMPLEMENT FOR LIGHTING GAS.--Thomas W. Houchin, Morrisania, N.Y. I claim, 1st, Placing a receiver, A, at the lower end of a tube, B, for the purposes fully described. 2d, The combination of a receiver, A, tubes, B, and wick chamber, C, when the same shall be constructed substantially as described, for the purposes set forth. 71,881.--CORN-POPPER.--J. W. Howe, and J. K. Barton, Worcester, Mass. We claim, 1st, The combination of the twisted wires, a a a' a', with the handle, B, and receptacle, A, substantially as and for the purposes described. 2d, The combination of the wires, a' a', with handle, B, receptacle, A, and cover of the same, as and for the purposes described. 3d, The combination of the wires, a a a' a', with each other, receptacle, A, and cover of same, as shown and described. 71,882.--COPY BOOK.--Benj. G. Howes, Worcester, Mass. I claim the copy book, constructed substantially as described. 71,883.--PETROLEUM GAS BURNER.--G. A. Hyver, New Orleans, La. I claim, 1st, The combination of the pipe, D, when filled with finely broken charcoal, with the concentric or annular chamber, F, the latter being provided with pipes, b, extending upwardly into the cup furnace or heat retort, H, as and for the purpose substantially as set forth. 2d, The combination of the pipe, D, when filled with finely broken charcoal, the concentric or annular chamber, F, pipes, b, and pipe, d, with the gas pipe, c, when the latter is provided with the valve, J, for regulating the flow of gas, as and for the purpose described. 3d, The gas pipe, c, when constructed and arranged with relation to the chamber, F, and one of the pipes, b, as described, in combination with the valve, J, for the purpose set forth. 4th, The combination of the concentric or annular chamber, F, and pipes, b, with the cup furnace or heat retort, H, when the latter is constructed as described, and shown upon the drawings, and occupies the relation to the former herein set forth, for the purpose set forth. 5th, The pipe, d, in combination with one of the pipes, b, for the purpose of affording a light for illuminating purposes, as herein described. 71,884.--SHAFT COUPLING.--John Keesey, Chester, Pa. I claim the combination of the box, hub, or shell, B, reverse wedge-shaped blocks, C C', and bolts, D D', with their nuts, E E', or the equivalents of these devices, arranged for operation together, substantially as and for the purposes herein set forth. 71,885.--CLAMP SCREW.--Charles L Kingsley (assignor to Charles Parker), Meriden, Conn. I claim the nut, E, formed with the seats, F, and the lever, G, formed with the trunnions, I, so as to be combined and operate in the manner and for the purpose described. 71,886.--MACHINE FOR BENDING WOOD.--Joseph Klahr, Bernville, assignor to himself, W.R. Weand, C.H. Zink, and James J. Wagenhorst, Philadelphia, Pa.