Specifications of letters patent for inventions and provisional specifications: filed and recorded in the Office of the Commissioners of Patents for Inventions
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Bibliographic Details
New Title:Specifications of inventions printed under the Patents, Designs, and Trade Marks Act, 1883
Previous Title:English patents of inventions, specifications
Format: Journal
Language:English
Published: London Published and sold at the Commissioners of Patents Sale Departement 1878-1884
Subjects:
Published:1878-1883

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