[Download] "Duff and Others v. Sterling Pump Co." by United States Supreme Court # eBook PDF Kindle ePub Free

eBook details

Title: Duff and Others v. Sterling Pump Co.
Author : United States Supreme Court
Release Date : January 02, 1883
Genre: Law,Books,Professional & Technical,
Pages : * pages
Size : 60 KB

Description

The nature of my invention consists in the construction of a sheet-metal wash-board with a rubbing face longitudinally and
transversely corrugated or ribbed, whereby such rubbing surface shall be made up of a series of projections, bounded by a
series of horizontal, vertical, and angularly-shaped grooves.