Patent information:

Patent:Utility 840,369
Patented:January 1, 1907
Applied:August 26, 1901
Title:Automatic Lathe
Description:Insulator pin threading device
Category:Pin
Assigned to:E. J. Noblett

Patentee Information:

PRINGLE, George W. Chicago, IL

Class and subclass information:

Class:142WOOD TURNING
Subclass:5CIRCULAR SECTION Many-spindle lathes Automatic spindle feed;
Class:142WOOD TURNING
Subclass:24CIRCULAR SECTION Spiral grooving Cutter Rotary Pattern guide;
Class:144WOODWORKING
Subclass:223ROTARY CUTTER Single saw with side cutter;
Class:144WOODWORKING
Subclass:237ROTARY CUTTER Gang of disk cutters;

Known specimens:

None known

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