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Author
Great Britain. Patent Office
Published
London, Published and sold at the Commissioners of patents sale department, 1883-86.
Online
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online
Author
Great Britain. Patent Office
Published
London, Printed by G.E. Eyre and W. Spottiswoode, 1870.
Online
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online