- axe
hammer. This is due to the
sharp conical edges the face of the
hammer would contain. A bush
hammer chisel for
pneumatic hammers Bush-
hammered sandstone...
- Revolvers. U.S.
patent RE124—Revolving gun U.S.
patent 1,304—Improvement in
firearms U.S.
patent 7,613—Revolver U.S.
patent 7,629—Revolver U.S.
patent 12,648—Repeating...
-
directly with a chisel. It was
invented by
William McReavy, who then sold the
patent to
Charles Brady King. Hand-held
jackhammers are
generally powered by compressed...
-
punch would be
hammered by a
mallet against a hard
surface and the
punch would cut
through the fabric. In 1874,
Eliza P.
Welch patented an
improved design...
- and
designed it in 1836. The
following year he
applied for a
patent for a "tube
hammer"
pocket pistol and went into
business with his brother-in-law...
- air/steam
hammer can
deliver up to 300
blows per minute. The
possibility of a
steam hammer was
noted by
James Watt (1736–1819) in his 28
April 1784
patent for...
- Kerr's
Patent Revolver was an
unusual 5-shot single-action
revolver manufactured from 1859 to 1866 by the
London Armoury Company. It was used by Confederate...
- tacks, the
other being larger to
drive the
tacks home. A
patent existed for a
magnetized tack
hammer as
early as 1861, by G. W. Beardslee. Sometimes, the...
-
patent application for a
mechanism for a gas-actuated
pistol in
January 1983. This
established the
basic layout of the
Desert Eagle. A
second patent application...
- Colt Paterson. The
trigger became visible only upon ****ing the
hammer. A
subsequent patent renewal in 1849, and
aggressive litigation against infringements...
