71686151
Apr 25, 1955
Aug 21, 1956
MOTORS OF THE FLUID PRESSURE TYPE AND POWER TOOLS OPERATED BY SUCH MOTORS FOR DRILLING, REAMING, TAPPING, FLUE ROLLING AND GRINDING, ALSO POWER WRENCHES FOR SETTING UP THREADED SECURING MEMBERS, ALSO PUMPS AND PARTS THEREOF, ALSO CHAIN HOISTS, AND CONCRETE VIBRATORS, AND ROTARY TYPE AIR COMPRESSORS
Yarns and Threads