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MACHINE. A contrivance which serves to apply or regulate moving power; or it is a tool more or less complicated, which is used to render useful natural instruments, Clef. des Lois Rom. h.t.
     2. The act of congress gives to inventors the right to obtain a patent right for any new and useful improvement on any art, machine, manufacture, &c. Act of congress, July 4, 1836, s. 6. See Pet. C. C. 394; 3 Wash. C. C. 443; 1 Wash. C. C. 108; 1 Wash. C. C. 168; 1 Mason, 447; Paine, 300; 4 Wash. C. C. 538; 1 How. U. S., 202; S. C. 17 Pet. 228; 2 McLean, 176.

References in periodicals archive ?
Prototype and production molds made from epoxy laminates, aluminum-backed epoxy lined, cast-to-size aluminum, aluminum-backed nickel shells, and machined aluminum or steel.
Patterns machined out of plastic, while not suitable for sustained production, can be assembled from computer data far more quickly than metal parts.
In gray iron, the graphite is in the form of flakes; these flakes help machining because of the way that they fracture when being machined. While gray iron isn't abrasive, nodular iron is.
A noticeable trend in Farrar's business had been the increasing amount of castings machined at its facility.
(Note: The customer had never machined an ADI casting before.) However, after some trial and error, it was able to turn and mill the castings after heat treatment.