Wire Winding Machine (open access)

Wire Winding Machine

Patent for a wire winding machine. This invention is designed to place wire to support pipes. Illustrations included.
Date: May 15, 1906
Creator: Layne, Mahlon E.
System: The Portal to Texas History
Rotary Boring-Drill. (open access)

Rotary Boring-Drill.

Patent for improvements to rotary boring drills.
Date: May 15, 1915
Creator: Hughes, Howard R.
System: The Portal to Texas History
Attachment for Cameras. (open access)

Attachment for Cameras.

Patent for an improved camera attachment for adding titles to film that prevents the film from being exposed to light except when the title is photographed, with illustrations.
Date: May 15, 1917
Creator: Bretz, George W.; Lowry, Claud A.; Wood, Oscar O.; Wade, J. H.; Pirtle, P. R.; Jones, F. E. et al.
System: The Portal to Texas History