William Burnham Woods

“ In that case the court said that a patent for a process and a patent for an implement or a machine are very different things, and decided, in substance, that letters patent for a machine or implement cannot be reissued for the purpose of claiming the process of operating that class of machines, because if the claim for the process is anything more than for the use of the particular machine patented, it is for a different invention. ”

“ Southworth's invention, as described in his original patent, must be limited to what is there set forth, namely, a mechanism for bringing successively different portions of the plate within the field of the lens. ”

“ He did not discover the law that to get the best effect in taking pictures the plate, or part of the plate, on which the picture was to be taken should be brought into the field of the lens, nor did he invent the method of doing this by tilting the camera itself into different positions with respect to the object to be pictured. ”