gas-operated

The Desert Eagle is a large-framed gas-operated semi-automatic pistol designed by Magnum Research in the U.S., and manufactured primarily in Israel by IMI (Israel Military Industries, now Israel Weapon Industries).

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This gun was made from 1960-65 and apparently was a short-lived model due to the prominence of newer gas-operated autoloaders.

Winchester M-59 auto loader 2009

I really don't like cleaning them, though, but that goes for all gas-operated semi-autos.

Is Your Next Deer Rifle An AR? 2009

I really don't like cleaning them, though, but that goes for all gas-operated semi-autos.

Is Your Next Deer Rifle An AR? 2009

These guns were made from 1960-65 and apparently were a short-lived model due to the prominence of newer gas-operated autoloaders.

Another question. A neighbor buddy has a passion for Winchester M-59 autoloader shotguns and keeps buying them at gun shows. 2009

Browning is known for developing a variety of guns, including the gas-operated machine gun.

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But Army commanders have also long faced questions about the rifles' design: Both are built around a gas-operated system that cuts down on moving parts, but requires consistent cleaning.

Army Sets Sights on New Rifle Nathan Hodge 2011

Five years later, a gas-operated automatici sold under the name Colt Model 1895 entered the market.3

The Gun C. J. Chivers 2010

The idea of a gas-operated weapon, conceived by Hiram Maxim seventy years before and given shape in the late nineteenth century by John M. Browning and the Colt Model 1895, was being put into a miniaturized form inside the Soviet Union, at least on paper.

The Gun C. J. Chivers 2010

An Austrian captain had designed another gas-operated machine gun by 1893, and the Hotchkiss firm in France purchased the patent.

The Gun C. J. Chivers 2010