2d, The combination of the friction wheel, O, brush, N, and shaft, L,
with each other, and with the disk, D, and box, B, substantially as
herein shown and described, and for the purpose set forth.
3d, The combination of the lever, M, spring, P, and hook, R, with the
brush shaft, L, and box, B, substantially as herein shown and described,
and for the purpose set forth.
72,068.--MANUFACTURE OF LAMP BLACK.--A. Millochan, New York city,
assignor to R.N. Perlee, Jersey City, N.J.
I claim the method herein specified of manufacturing lamp black by
condensing the carbonaceous vapors upon a surface directly over the
flame, that is constantly kept sufficiently cool by artificial means.
72,069.--CAR BRAKE.--James Mitchell, La Porte, Ind.
I claim, 1st, The combination of the lever, A, rod, B, lever, C, pawls,
D and D1, spring, D2, and ratchet wheel, E, substantially as and for the
purpose set forth.
2d, The combination of the shaft, E3, collar, R, arm, R', collar, S, and
shaft, I, substantially as set forth.
3d, The combination of the shaft, I, spiral collar, U, lever, T, and
arm, R, for disengaging the brakes, substantially as set forth.
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