Patent information:

Patent:Utility 13,402
Patented:August 7, 1855
Applied:
Title:Forming Screw Threads, etc., in the Necks of Glass Bottles and Similar Articles
Description:Threads formed internally in necks of bottles and insulators
Category:Thread
Assigned to: 

Patentee Information:

STONE, Amasa Philadelphia, PA

Class and subclass information:

Class:65GLASS MANUFACTURING
Subclass:293PREFORM RESHAPING MEANS Cylindrical preform By threading means;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1