Nova Patents
US1019028A

Pipe-tamper, &c.

Abstract

This record has no abstract on file.

US1019028A, drawing sheet 1
Sheet 1 of 1

Term

Term ended

Expired 18 September 1931, 95 years ago.

  1. Priority and filed
  2. Granted
  3. Expired
  4. Today

1 claim: 1 independent, 0 dependent

  1. 1
    What I claim is:— In combination with a circular head hav- 40 ing a concaved under surface, of a handpiece extending centrally from the upper surface of the head and provided with an elongated longitudinal opening terminatingnear said head, said hand-piece being further 45 provided at its outer end with an enlarged opening having a vertical wall, said wall terminating in an inwardly tapering wall forming a guide and communicating with the said elongated opening, a finger-piece 50 for the hand-piece having a tapering shank adapted to frictionally engage the vertical wall of the enlarged opening of the said hand-piece, and an elongated pointed stem extending from the shank into the longi- 55 tudinal opening of said hand-piece. In testimony whereof I have hereunto set my hand in presence of two subscribing witnesses. PICKERING DODGE. Witnesses: Ross H. Johnson, Hiram E. Johnson. Copies of this patent may he obtained for five cents each, by addressing the “ Commissioner of Patents, Washington, D. C.”