Show the he national N at i onal supply comp companies anies maintain for your convenience stores in every important oil and gas field in the united states canada and mexico everything supplied for drilling and pumping as well as completely equipped machine shops gasoline extraction plants booster stations etc for oil and gas production in addition to the full line of standard and rotary drilling machinery drilling accessories tools etc manufactured by us we supply or are exclusive sales agents for steel sectional buildings ajax steam drilling engines gines superior gas engines columbian manila cord age roebling wire rope ingersoll rand vacuum pumps and compressors dayton couplings etc sole distributors of the national supply coys cos national portable drilling rigs PRINCIPAL OFFICES toledo 0 pittsburgh pa new york N Y independence kan los angeles cal tulsa okla ft worth tex casper and laramie la ramie wyo WY export department new york office |