Show OIL CONCERNS CHARGE WITH UNFAIRNESS By Associated Press WASHINGTON May olay 24 Complaints charging unfair trade competition against eleven corporations manufacturing and selling measuring oil pumps tanks and similar prod products were announced today by the federal trade commission They are the Wayno Vano Oil Tank Pump com corn pany Fort Wayne Vane Ind md Gilbert Barker Darker Manufacturing company compan Springfield Mass I s Atlantic Refining com company pan delphta Standard Oil company of Ohio Standard Oil company of Indiana Standard Standard Stand Stand- ard and Oil company of or New Kew York Standard Oil 11 company of or Louisiana American Tank i Pump company Cincinnati Milwaukee Nil Mil waukee Tank company Milwaukee Tok- Tok helm heim Manufacturing company Cedar Rapids Iowa and Guarantee Liquid Measure Mea Ma- I sure euro company compan Pittsburg Seven firms are charged with violation of ot the tho Clayton act |