f incandescent electric lamps. under different circumstances. It has many features in common with other mercurial requirements this would irrigate 15,000 acres. The seat bar is jointed to the saddle post and _ pro- pumps, also many that are novel. It quickly produces The above particulars of the… … OIL SAN. AIR COMPRESSING AND COOLING APPARATUS, SOME RECENTLY PATENTED INVENTIONS. vided with a serrated sector which is capable of being a very high vacuum by simply raising and lowering the paper read before the Technical Society of San Fran- clamped in any desired position by a follower placed…
Internet Archive · Public domain (published before 1931). Free to use for anything.