In 1924 this U.S. company acquired all the Zeppelin patents
Goodyear acquires Zeppelin patents, making possible construction of... [DOC] [TLE] The Synthetic Rubber Project - Library of Congress [PAR] In 1942, U.S. rubber and tire companies, university research institutes, and ... 
began research in synthetic rubber after it had acquired Zeppelin patents in 1924
, and ... February 3, 1942 (fall of Singapore) all available raw rubber in the Far 
East,... [DOC] [TLE] Company Prospectus - Wall Street Whiz - A Computer Simulation for ... [PAR] In March 1900, acquired all stock of the American Bel l Company.