Description A. s. REED. I BALL BEARING GONSTRUGTION. APPLIUATION FI-LED All, 1912. 1,080, 1 69. Patented Dec. 2, 1913. UNITED STATES PATENT oEEIoE. i Animar s. naar, or CHICAGO, ILLINOIS.4 i sur-BEARING CONSTRUCTION. specification of Letters raient. Application alga April a, 1912. serial No. 869,100. Patented Dec. 2, 1913. Ib all 'whom it may concern; Be it known that I, ALBERT zen .of the United States, residing'at Qlucago,fin the county'ofv Cook.. and State of 45 Iliinois, `have invented a...