TOOHEY v HARDING. Circuit Court, D. Maryland. February 28, 1880. INVENTION?CLAIM?PATENT.?A patent only protects that part of an invention which the patentee sets out in his claim. CONFLICTING INVENTIONS?COMMON PURPOSE OF TWO INVENTIONS.?The manufacture of a machine in accordance with a patent, without infringement of the claim of another patentee, cannot be restrained, although the […]