Lemelson Center for the Study of Invention and Innovation

This collection is NOT held at the Smithsonian. See repository information below.

Forbes’ Patent Pipe Cutting and Threading Machines, Parts Diagram, c. 1910

July 23, 2014

Inventor Name

Unknown

Hagley Museum & Library
Manuscripts & Archives Department
P.O. Box 3630
Wilmington, DE 19807-0630
302-658-2400
https://www.hagley.org/research

1 item (two-sided printed sheet) : b&w; ; 8 x 10 in.

Two-sided printed sheet with exploded photomechnical views keyed to legend of Forbes’ patent pipe cutting and threading machines.

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