Patent information:

Patent:Utility 98,270
Patented:December 28, 1869
Applied:
Title:Improvement in Machine for Grinding Glass Jars
Description:Use of adjustable arms to grind the mouth of glass jars
Category:Jar
Assigned to: 

Patentee Information:

KELLY, Alexander W. Philadelphia, PA
SAMUEL, John B. Philadelphia, PA

Class and subclass information:

Class:451ABRADING
Subclass:291 
Class:451ABRADING
Subclass:385 

Known specimens:

None known

Drawings:

Drawing page 1

Page 1