Hobbie v. Smith

On the twenty-second of November, 1864, letters patent No. 45,201 were issued to Arcalous Wyckoff, of Elmira, Now"York, for an improvement in gas and water pipes. In the specification the patentee declares:

“This invention consists in the application or use of a composition of sawdust and hard boiled tar in combination with wooden pipes, in such a manner that, by coating said pipes on the inside and outside with the composition, the wood is rendered perfectly impervious to water or gas, and preserved against the injurious influence of moisture from inside or outside. * * * I boil coal or gas…