Patent information:

Patent:Utility 1,689,073
Patented:October 23, 1928
Applied:May 3, 1926
Title:Indenting Tool
Description:Tool used to roll across the surface of a clay insulatot to form indentions or a rough surface to produce a better griping surface for cement.
Category:Tool
Assigned to: 

Patentee Information:

HARVEY, William F. Lima, NY

Class and subclass information:

Class:425PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS
Subclass:363PRESS FORMING MEANS, PRESS RESHAPING MEANS, OR VULCANIZING MEANS IS ENDLESS SURFACE TYPE;
Class:425PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS
Subclass:385PREFORM RESHAPING OR RESIZING MEANS: OR VULCANIZING MEANS INCLUDING A CONFORMING PREFORM SUPPORT Surface deformation means only;
Class:425PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS
Subclass:471SHAPING OR CASTING SURFACE (E.G., PLASTERING OR GUNITE TYPE, ETC.) Endless shaping surface;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1