The revolver, with a single barrel and a number of chambers for cartridges fired by a one-lock mechanism, was patented in 1835 by whom?
the revolver, with a single barrel and a number of chambers for cartridges fired by a one-lock mechanism, was patented in 1835 by whom
FreebaseQA-train-15870.P0
revolver
revolver
m.06fk8
law.invention.inventor
m.019t4c
samuel colt