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The Scientific American reference book; a compendium of useful information for inventors and mechanics, containing the complete patent laws of the United States ... forms for patents, caveats, assignments, licenses, and shop rights ... etc., etc (1876) New York, Munn · leaf 126
ZUB BEACHTUNG FUR DEUTSCHE ER-i FIN DEB. S)ie llnterjet(^neten ^abm eincStnteiticiig t>erau§gcgebcn, it^elcjjcangiebt h)a8 ju befolgen ift urn einpatent j^u ftd;ern, unb felbige tinrbauf :|)ortofreie 5Infrage gratis abge*geben. 9^od^ bent iteucn ^atent>©efe^etoiinen SSiirger otter 2anbtx… … A MOVING load has a much greater effect on a beam thana load at rest. For example, if the breaking weight of abeam is 4150 pounds, the load being at rest, a load of 1778pounds, moved at 30 miles per hour, will break the samebeam. The deflection of girders increases with the velocityof the load.… Patents
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