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von Hirschhausen, H. / German Precast Concrete Federation | British Library Conference Proceedings | 2010

U.S. patents and trademarks relating to bituminous pavements

Eckert, G.W. | Engineering Index Backfile | 1939

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Bendjaballah, S. | Online Contents | 2001

Patents, trademarks, etc. January 19, 1887. -- Referred to the House Calendar and ordered to be printed

United States | TIBKAT | 1887

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