The Boot and Shoe Manufacturers' Assistant and Guide. Containing a Brief History of the Trade. History of India-rubber and Gutta-percha, and Their Application to the Manufacture of Boots and Shoes. Full Instructions in the Art, With Diagrams and Scales, Etc., Etc. Vulcanization and Sulphurization, English and American Patents. With an Elaborate Treatise on Tanning.

CHAPTER I.

Chapter 12195 wordsPublic domain

GUTTA PERCHA PATENTS, 174

First Patent by D. A. Brooman, fully described; Properties of Gutta Percha; Artificial Fuels; Elastic Applications; Applications in State of Solution; Patent for Improvements in Boots, Shoes and Gaiters, 181; Description of Patent, 182–186; Patent by Charles Hancock, Improvements in the Manufacture of Gutta Percha and its Application, 186: Description of Process of Making and Applying Varnishes to India Rubber Shoes, &c., 187; Method of Making Gutta Percha light, porous and spongy, 190; Varnishes, 192; Parke’s Improvements in Dyeing, 195; Hancock’s Patent for Improvements in Preparation of Gutta Percha, and Application to Manufacturing Purposes, 196–200; Re-Vulcanization, 200; Lorimier’s Patent for Combining Gutta Percha and Caoutchouc with other materials, 203; Compounds for Boots, Shoes, &c.; Hancock’s Specification for Making Water Proof Shoes, &c., 205; Claim for Making Shoes of Gutta Percha with other materials, 208; Cartley’s Patent for Varnishes, 210; Burke for Manufacture of Air-Proof and Water-Proof Fabrics, 211; Hancock’s Patent for Gutta Percha Heel Tips, 213; Varnishes, 214; Gerard’s Patent for Dissolving India Rubber and Gutta Percha, 217; Newton’s Patent Applicable to _Boots_, _Shoes_, and _other coverings for the feet_, 219; N. S. Dodge’s Improvements in Treating Vulcanized India Rubber and Gutta Percha.