Nova Patents
US30705A

Untitled record

Abstract

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US30705A, drawing sheet 1
Sheet 1 of 2

1 claim: 1 independent, 0 dependent

  1. 1
    What I claim as my invention and desire to secure by Letters Patent, is— The combination and arrangement of the several rubbing and pounding blocks Η, H, attached to the spring slats, or arms, G, G, 15 and acting simultaneously but separately, the concentric bottom D, having its upper portion corrugated and its lower portion plain, or smooth, and the “ butting ” board, or back, m, substantially as and for the pur- 20 poses herein specified. ABBA SAI-LAN'S. Witnesses:Jas. M. Greene, S. A. Seamans.