In 1869 Mr. Hall was issued a patent for this invention from the United States Patent & Trademark Office (USPTO). Mr. Hall perfected and made a number of other early mechanical banks, including the bank variously called "Fat Man," "Boss Tweed," or "Tammany Bank." There are 2 documents included with this historic patent. The drawing specification sheet of the patent has been reproduced from original USPTO documents and printed onto parchment paper. This print is sized and ready to install into an 8" x 10" frame. The additional sheets included are printed on 5.50" x 8.50" parchment paper. These accompanying documents describe the scope of this invention in formal terms. The following is an actual excerpt from the patent…

       " Be it known that I, JOHN HALL, of Watertown, of the county of Middlesex and State of Massachusetts, have invented a new and useful or Improved Toy Safe or Bank; and I do hereby declare the same to be fully described in the following specification, and represented in the accompanying drawings, of which I claim, 1. The combination and arrangement of the platform C, with the box A, its cover B, and the means, as described, (or the equivalent therefor,) for raising the cover. 2. The combination of the figure F, or cashier with the box and the cover, or the same and the platform, provided with means, as described, for operating such cover in manner as explained. 3. The combination of the pendulum L, the spindle I, and its arm K, with the head and body of the figure or cashier F, combined and arranged with the cover and platform applied to the box, so as to operate as specified"…