National Museum of American History
Patent Model for a Paper-ruling Machine
Averell, Ellicott D. · ca 1873
This patent model demonstrates an invention for a paper-ruling machine which was granted patent number 135751. The ruling pens on the machine were lowered and lifted by an electro-magnetic apparatus, a 'quick and lively but soft and easy' action. Patentee Averell is best known as the inventor of a wire stitcher (or stapler), which he patented in 1874.
🔒
Order museum-quality prints
Sign in to order prints, canvas, and more of this work. Browsing and full-resolution downloads stay free.