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Cover for Great Britain Patent Office · ... Reference Index of Patents of Invention, from March 2, 1617 to October 1, 1852 . (Book) (2022)

... Reference Index of Patents o... (2022)

Great Britain Patent Office

Cover for Great Britain Patent Office · Chronological and Descriptive Index of Patents Applied for and Patents Granted, Containing the Abridgements of Provisional and Complete Specifications; 1852/53 (Hardcover Book) (2021)

Chronological and Descriptive In... (2021)

Great Britain Patent Office

Cover for Great Britain Patent Office · Chronological and Descriptive Index of Patents Applied for and Patents Granted, Containing the Abridgements of Provisional and Complete Specifications; 1852/53 (Paperback Book) (2021)

Chronological and Descriptive In... (2021)

Great Britain Patent Office

Cover for Great Britain Patent Office · Chronological and Descriptive Index of Patents Applied for and Patents Granted, Containing the Abridgements of Provisional and Complete Specifications; 1857 (Paperback Book) (2021)

Chronological and Descriptive In... (2021)

Great Britain Patent Office

Cover for Great Britain Patent Office · Chronological and Descriptive Index of Patents Applied for and Patents Granted, Containing the Abridgements of Provisional and Complete Specifications; 1857 (Hardcover Book) (2021)

Chronological and Descriptive In... (2021)

Great Britain Patent Office