Longbottom's Patent 22 Vic., 1858, Pte.
South Australia. Parliament
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An Act to secure to Abraham Longbottom, for the residue of a term of fourteen years, the exclusive right to use, within the Province of South Australia, an invention for certain improvements in the manufacture of Gas, where oils and fatty acids are used. W. rep., 2168/1934, s. 2 (1)