Patent information:

Patent:Utility 1,532,111
Patented:March 31, 1925
Applied:June 14, 1924
Title:Machine for Assembling Nail Knobs
Description:Machine for assembling nail-knobs
Category:Knob
Assigned to:Federal Porcelain Co.

Patentee Information:

LOY, John G. Carey, OH

Class and subclass information:

Class:470 
Subclass:56 

Known specimens:

None known

Drawings:

Drawing page 1

Page 1