MLA

Office, Great Britain. Patent. Patents for Inventions : Abridgements of Specifications Relating to Locks, Latches, Bolts, and Similar Fastenings. A.D. 1774-1866. Printed by George E. Eyre and William Spottiswoode, printers to the Queen's Most Excellent Majesty; published at the Office of the Commissioners of Patents for Inventions, 1873. https://collections.library.yale.edu/catalog/31909872.

APA, 6th edition

Office, G. B. P. (1873). Patents for inventions : abridgements of specifications relating to locks, latches, bolts, and similar fastenings. A.D. 1774-1866 [Patents]. Printed by George E. Eyre and William Spottiswoode, printers to the Queen's Most Excellent Majesty; published at the Office of the Commissioners of Patents for Inventions. https://collections.library.yale.edu/catalog/31909872.