Petition of Mr. William Bull for an extension of the exclusive privilege acquired by him in respect of his invention for sinking wells in the foundations of bridges to any depth.

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Branch Patents
From Year / Date
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1884-05
To Year / Date
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1884-05
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Identifier PR_000001098799
File No./Reference No./Sheet No./Folio No. Progs., Nos. 1-4, May 1884
Location NA
Part No. A
File Size NA
Pages 6
Call Number NA
Publisher NA
Subject NA
Creator NA
Accession Number NA
Series NA
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